{"items":[{"id":"NVI-00008212","kind":"vulnerability","title":"code16 Sharp vulnerable to stored XSS via iframe srcdoc Attribute","revision":5,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-qxg3-46rw-79j8","CVE-2026-61823"],"plain_summary":"GitHub lists this reviewed advisory for code16/sharp. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3bbe365fdb4d35fd8516d478586af4fd"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 9.22.5 for code16/sharp. Confirm the publisher’s latest guidance.","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-09-25T15:02:55.000Z","value":"7.3 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-7603eee37e829d2f88fe1e7439d727a4"},{"kind":"CVSS","as_of":"2026-09-30T19:57:08.043Z","value":"7.3 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3331ea1f79b55c6ab57572efe9f55b18"},{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.210%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.11269. Missing scores are unknown.","source_id":"sr-3bbe365fdb4d35fd8516d478586af4fd"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-7603eee37e829d2f88fe1e7439d727a4","url":"https://github.com/advisories/GHSA-qxg3-46rw-79j8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-qxg3-46rw-79j8","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:24:52.155Z"},{"id":"sr-fa547f94e36dbcd4cd9c763ce7f72e51","url":"https://github.com/advisories/GHSA-qxg3-46rw-79j8","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qxg3-46rw-79j8","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.354Z"},{"id":"sr-3331ea1f79b55c6ab57572efe9f55b18","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-61823","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-61823","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-04T02:47:38.696Z"},{"id":"sr-3bbe365fdb4d35fd8516d478586af4fd","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-61823","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.284Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-7603eee37e829d2f88fe1e7439d727a4"],"technology":"code16/sharp","known_exclusions":[],"conditions_summary":"### Impact\nA Stored Cross-Site Scripting (XSS) vulnerability exists in the rich text editor due to improper sanitization of the srcdoc attribute on  elements.\n\nWhile the underlying Symfony HtmlSanitizer correctly HTML-encodes special characters inside the attribute value (e.g., converting  to &lt;script&gt;), the HTML specification mandates that browsers automatically decode HTML entities inside attribute values before processing them. As a result, any encoded JavaScript inside a srcdoc attribute is evaluated and executed as live HTML/JS in the context of the iframe when the page is rendered.\n\nAn attacker with permissions to edit an Editor field can inject malicious scripts to target other users viewing the content. Potential impacts include:\n\n- Session Hijacking (stealing admin session cookies via document.cookie)\n- Account Takeover & Privilege Escalation (e.g., a low-privileged editor triggering actions as an Administrator)\n- Admin panel data theft\n\n### Patches\nThe vulnerability has been patched in version v9.22.5.\n\nThe fix explicitly removes srcdoc from the list of allowed iframe attributes in `src/Utils/Sanitization/FormatsSanitizedValue.php`.\n\n### Workarounds\nU","public_affected_ranges":["< 9.22.5"]},{"certainty":"source_listed","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"technology":"code16/sharp","known_exclusions":[],"conditions_summary":"### Impact\nA Stored Cross-Site Scripting (XSS) vulnerability exists in the rich text editor due to improper sanitization of the srcdoc attribute on  elements.\n\nWhile the underlying Symfony HtmlSanitizer correctly HTML-encodes special characters inside the attribute value (e.g., converting  to &lt;script&gt;), the HTML specification mandates that browsers automatically decode HTML entities inside attribute values before processing them. As a result, any encoded JavaScript inside a srcdoc attribute is evaluated and executed as live HTML/JS in the context of the iframe when the page is rendered.\n\nAn attacker with permissions to edit an Editor field can inject malicious scripts to target other users viewing the content. Potential impacts include:\n\n- Session Hijacking (stealing admin session cookies via document.cookie)\n- Account Takeover & Privilege Escalation (e.g., a low-privileged editor triggering actions as an Administrator)\n- Admin panel data theft\n\n### Patches\nThe vulnerability has been patched in version v9.22.5.\n\nThe fix explicitly removes srcdoc from the list of allowed iframe attributes in `src/Utils/Sanitization/FormatsSanitizedValue.php`.\n\n### Workarounds\nU","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 9.22.5"]}],"null_published_at":"2026-11-08T19:53:48.761Z","source_updated_at":"2026-09-25T15:02:55.000Z","source_disclosed_at":"2026-09-25T15:02:11.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:41.354Z"},{"id":"NVI-00008212","kind":"vulnerability","title":"code16 Sharp vulnerable to stored XSS via iframe srcdoc Attribute","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-qxg3-46rw-79j8","CVE-2026-61823"],"plain_summary":"GitHub lists this reviewed advisory for code16/sharp. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-ceef334e3433270e6e5a80ab4244a161"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 9.22.5 for code16/sharp. Confirm the publisher’s latest guidance.","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-09-25T15:02:55.000Z","value":"7.3 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-7603eee37e829d2f88fe1e7439d727a4"},{"kind":"CVSS","as_of":"2026-09-30T19:57:08.043Z","value":"7.3 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3331ea1f79b55c6ab57572efe9f55b18"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.210%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.11272. Missing scores are unknown.","source_id":"sr-ceef334e3433270e6e5a80ab4244a161"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-7603eee37e829d2f88fe1e7439d727a4","url":"https://github.com/advisories/GHSA-qxg3-46rw-79j8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-qxg3-46rw-79j8","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:24:52.155Z"},{"id":"sr-fa547f94e36dbcd4cd9c763ce7f72e51","url":"https://github.com/advisories/GHSA-qxg3-46rw-79j8","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qxg3-46rw-79j8","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.354Z"},{"id":"sr-3331ea1f79b55c6ab57572efe9f55b18","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-61823","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-61823","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-04T02:47:38.696Z"},{"id":"sr-ceef334e3433270e6e5a80ab4244a161","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-61823","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.383Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-7603eee37e829d2f88fe1e7439d727a4"],"technology":"code16/sharp","known_exclusions":[],"conditions_summary":"### Impact\nA Stored Cross-Site Scripting (XSS) vulnerability exists in the rich text editor due to improper sanitization of the srcdoc attribute on  elements.\n\nWhile the underlying Symfony HtmlSanitizer correctly HTML-encodes special characters inside the attribute value (e.g., converting  to &lt;script&gt;), the HTML specification mandates that browsers automatically decode HTML entities inside attribute values before processing them. As a result, any encoded JavaScript inside a srcdoc attribute is evaluated and executed as live HTML/JS in the context of the iframe when the page is rendered.\n\nAn attacker with permissions to edit an Editor field can inject malicious scripts to target other users viewing the content. Potential impacts include:\n\n- Session Hijacking (stealing admin session cookies via document.cookie)\n- Account Takeover & Privilege Escalation (e.g., a low-privileged editor triggering actions as an Administrator)\n- Admin panel data theft\n\n### Patches\nThe vulnerability has been patched in version v9.22.5.\n\nThe fix explicitly removes srcdoc from the list of allowed iframe attributes in `src/Utils/Sanitization/FormatsSanitizedValue.php`.\n\n### Workarounds\nU","public_affected_ranges":["< 9.22.5"]},{"certainty":"source_listed","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"technology":"code16/sharp","known_exclusions":[],"conditions_summary":"### Impact\nA Stored Cross-Site Scripting (XSS) vulnerability exists in the rich text editor due to improper sanitization of the srcdoc attribute on  elements.\n\nWhile the underlying Symfony HtmlSanitizer correctly HTML-encodes special characters inside the attribute value (e.g., converting  to &lt;script&gt;), the HTML specification mandates that browsers automatically decode HTML entities inside attribute values before processing them. As a result, any encoded JavaScript inside a srcdoc attribute is evaluated and executed as live HTML/JS in the context of the iframe when the page is rendered.\n\nAn attacker with permissions to edit an Editor field can inject malicious scripts to target other users viewing the content. Potential impacts include:\n\n- Session Hijacking (stealing admin session cookies via document.cookie)\n- Account Takeover & Privilege Escalation (e.g., a low-privileged editor triggering actions as an Administrator)\n- Admin panel data theft\n\n### Patches\nThe vulnerability has been patched in version v9.22.5.\n\nThe fix explicitly removes srcdoc from the list of allowed iframe attributes in `src/Utils/Sanitization/FormatsSanitizedValue.php`.\n\n### Workarounds\nU","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 9.22.5"]}],"null_published_at":"2026-11-06T21:03:48.043Z","source_updated_at":"2026-09-25T15:02:55.000Z","source_disclosed_at":"2026-09-25T15:02:11.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:41.354Z"},{"id":"NVI-00008212","kind":"vulnerability","title":"code16 Sharp vulnerable to stored XSS via iframe srcdoc Attribute","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-qxg3-46rw-79j8","CVE-2026-61823"],"plain_summary":"GitHub lists this reviewed advisory for code16/sharp. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3331ea1f79b55c6ab57572efe9f55b18"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 9.22.5 for code16/sharp. Confirm the publisher’s latest guidance.","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-09-25T15:02:55.000Z","value":"7.3 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-7603eee37e829d2f88fe1e7439d727a4"},{"kind":"CVSS","as_of":"2026-09-30T19:57:08.043Z","value":"7.3 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3331ea1f79b55c6ab57572efe9f55b18"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-7603eee37e829d2f88fe1e7439d727a4","url":"https://github.com/advisories/GHSA-qxg3-46rw-79j8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-qxg3-46rw-79j8","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:24:52.155Z"},{"id":"sr-fa547f94e36dbcd4cd9c763ce7f72e51","url":"https://github.com/advisories/GHSA-qxg3-46rw-79j8","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qxg3-46rw-79j8","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.354Z"},{"id":"sr-3331ea1f79b55c6ab57572efe9f55b18","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-61823","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-61823","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-04T02:47:38.696Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-7603eee37e829d2f88fe1e7439d727a4"],"technology":"code16/sharp","known_exclusions":[],"conditions_summary":"### Impact\nA Stored Cross-Site Scripting (XSS) vulnerability exists in the rich text editor due to improper sanitization of the srcdoc attribute on  elements.\n\nWhile the underlying Symfony HtmlSanitizer correctly HTML-encodes special characters inside the attribute value (e.g., converting  to &lt;script&gt;), the HTML specification mandates that browsers automatically decode HTML entities inside attribute values before processing them. As a result, any encoded JavaScript inside a srcdoc attribute is evaluated and executed as live HTML/JS in the context of the iframe when the page is rendered.\n\nAn attacker with permissions to edit an Editor field can inject malicious scripts to target other users viewing the content. Potential impacts include:\n\n- Session Hijacking (stealing admin session cookies via document.cookie)\n- Account Takeover & Privilege Escalation (e.g., a low-privileged editor triggering actions as an Administrator)\n- Admin panel data theft\n\n### Patches\nThe vulnerability has been patched in version v9.22.5.\n\nThe fix explicitly removes srcdoc from the list of allowed iframe attributes in `src/Utils/Sanitization/FormatsSanitizedValue.php`.\n\n### Workarounds\nU","public_affected_ranges":["< 9.22.5"]},{"certainty":"source_listed","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"technology":"code16/sharp","known_exclusions":[],"conditions_summary":"### Impact\nA Stored Cross-Site Scripting (XSS) vulnerability exists in the rich text editor due to improper sanitization of the srcdoc attribute on  elements.\n\nWhile the underlying Symfony HtmlSanitizer correctly HTML-encodes special characters inside the attribute value (e.g., converting  to &lt;script&gt;), the HTML specification mandates that browsers automatically decode HTML entities inside attribute values before processing them. As a result, any encoded JavaScript inside a srcdoc attribute is evaluated and executed as live HTML/JS in the context of the iframe when the page is rendered.\n\nAn attacker with permissions to edit an Editor field can inject malicious scripts to target other users viewing the content. Potential impacts include:\n\n- Session Hijacking (stealing admin session cookies via document.cookie)\n- Account Takeover & Privilege Escalation (e.g., a low-privileged editor triggering actions as an Administrator)\n- Admin panel data theft\n\n### Patches\nThe vulnerability has been patched in version v9.22.5.\n\nThe fix explicitly removes srcdoc from the list of allowed iframe attributes in `src/Utils/Sanitization/FormatsSanitizedValue.php`.\n\n### Workarounds\nU","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 9.22.5"]}],"null_published_at":"2026-11-04T10:04:35.929Z","source_updated_at":"2026-09-25T15:02:55.000Z","source_disclosed_at":"2026-09-25T15:02:11.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:41.354Z"},{"id":"NVI-00008212","kind":"vulnerability","title":"code16 Sharp vulnerable to stored XSS via iframe srcdoc Attribute","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-qxg3-46rw-79j8","CVE-2026-61823"],"plain_summary":"GitHub lists this reviewed advisory for code16/sharp. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-7603eee37e829d2f88fe1e7439d727a4"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 9.22.5 for code16/sharp. Confirm the publisher’s latest guidance.","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-09-25T15:02:55.000Z","value":"7.3 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-7603eee37e829d2f88fe1e7439d727a4"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-7603eee37e829d2f88fe1e7439d727a4","url":"https://github.com/advisories/GHSA-qxg3-46rw-79j8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-qxg3-46rw-79j8","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:24:52.155Z"},{"id":"sr-fa547f94e36dbcd4cd9c763ce7f72e51","url":"https://github.com/advisories/GHSA-qxg3-46rw-79j8","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qxg3-46rw-79j8","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.354Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-7603eee37e829d2f88fe1e7439d727a4"],"technology":"code16/sharp","known_exclusions":[],"conditions_summary":"### Impact\nA Stored Cross-Site Scripting (XSS) vulnerability exists in the rich text editor due to improper sanitization of the srcdoc attribute on  elements.\n\nWhile the underlying Symfony HtmlSanitizer correctly HTML-encodes special characters inside the attribute value (e.g., converting  to &lt;script&gt;), the HTML specification mandates that browsers automatically decode HTML entities inside attribute values before processing them. As a result, any encoded JavaScript inside a srcdoc attribute is evaluated and executed as live HTML/JS in the context of the iframe when the page is rendered.\n\nAn attacker with permissions to edit an Editor field can inject malicious scripts to target other users viewing the content. Potential impacts include:\n\n- Session Hijacking (stealing admin session cookies via document.cookie)\n- Account Takeover & Privilege Escalation (e.g., a low-privileged editor triggering actions as an Administrator)\n- Admin panel data theft\n\n### Patches\nThe vulnerability has been patched in version v9.22.5.\n\nThe fix explicitly removes srcdoc from the list of allowed iframe attributes in `src/Utils/Sanitization/FormatsSanitizedValue.php`.\n\n### Workarounds\nU","public_affected_ranges":["< 9.22.5"]},{"certainty":"source_listed","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"technology":"code16/sharp","known_exclusions":[],"conditions_summary":"### Impact\nA Stored Cross-Site Scripting (XSS) vulnerability exists in the rich text editor due to improper sanitization of the srcdoc attribute on  elements.\n\nWhile the underlying Symfony HtmlSanitizer correctly HTML-encodes special characters inside the attribute value (e.g., converting  to &lt;script&gt;), the HTML specification mandates that browsers automatically decode HTML entities inside attribute values before processing them. As a result, any encoded JavaScript inside a srcdoc attribute is evaluated and executed as live HTML/JS in the context of the iframe when the page is rendered.\n\nAn attacker with permissions to edit an Editor field can inject malicious scripts to target other users viewing the content. Potential impacts include:\n\n- Session Hijacking (stealing admin session cookies via document.cookie)\n- Account Takeover & Privilege Escalation (e.g., a low-privileged editor triggering actions as an Administrator)\n- Admin panel data theft\n\n### Patches\nThe vulnerability has been patched in version v9.22.5.\n\nThe fix explicitly removes srcdoc from the list of allowed iframe attributes in `src/Utils/Sanitization/FormatsSanitizedValue.php`.\n\n### Workarounds\nU","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 9.22.5"]}],"null_published_at":"2026-11-01T07:29:12.926Z","source_updated_at":"2026-09-25T15:02:55.000Z","source_disclosed_at":"2026-09-25T15:02:11.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:41.354Z"},{"id":"NVI-00008212","kind":"vulnerability","title":"code16 Sharp vulnerable to stored XSS via iframe srcdoc Attribute","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-qxg3-46rw-79j8","CVE-2026-61823"],"plain_summary":"OSV carries this publisher advisory for code16/sharp. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 9.22.5 for code16/sharp. Confirm the publisher’s latest guidance.","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-fa547f94e36dbcd4cd9c763ce7f72e51","url":"https://github.com/advisories/GHSA-qxg3-46rw-79j8","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qxg3-46rw-79j8","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.354Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-fa547f94e36dbcd4cd9c763ce7f72e51"],"technology":"code16/sharp","known_exclusions":[],"conditions_summary":"### Impact\nA Stored Cross-Site Scripting (XSS) vulnerability exists in the rich text editor due to improper sanitization of the srcdoc attribute on  elements.\n\nWhile the underlying Symfony HtmlSanitizer correctly HTML-encodes special characters inside the attribute value (e.g., converting  to &lt;script&gt;), the HTML specification mandates that browsers automatically decode HTML entities inside attribute values before processing them. As a result, any encoded JavaScript inside a srcdoc attribute is evaluated and executed as live HTML/JS in the context of the iframe when the page is rendered.\n\nAn attacker with permissions to edit an Editor field can inject malicious scripts to target other users viewing the content. Potential impacts include:\n\n- Session Hijacking (stealing admin session cookies via document.cookie)\n- Account Takeover & Privilege Escalation (e.g., a low-privileged editor triggering actions as an Administrator)\n- Admin panel data theft\n\n### Patches\nThe vulnerability has been patched in version v9.22.5.\n\nThe fix explicitly removes srcdoc from the list of allowed iframe attributes in `src/Utils/Sanitization/FormatsSanitizedValue.php`.\n\n### Workarounds\nU","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 9.22.5"]}],"null_published_at":"2026-10-31T22:13:22.834Z","source_updated_at":"2026-09-25T15:15:06.240Z","source_disclosed_at":"2026-09-25T15:02:11.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:42:41.354Z"}],"next_cursor":null,"snapshot_revision":"42594"}