{"items":[{"id":"NVI-00003633","kind":"vulnerability","title":"Dompdf: Embedded SVG images can leak existence of files and directories within the filesystem","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-j8qw-6jw8-r297","CVE-2026-59943"],"plain_summary":"OSV carries this publisher advisory for dompdf/dompdf. 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 3.1.6 for dompdf/dompdf. Confirm the publisher’s latest guidance.","source_ids":["sr-45a52823718785745671b544d35ab168"],"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},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-09a6424f33a077065e450d8b0596513a"],"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}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-08-04T15:21:31.393Z","value":"5.3 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-230a702bd3745229d272767866d613e1"},{"kind":"CVSS","as_of":"2026-08-04T15:21:31.393Z","value":"6.3 MEDIUM (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-230a702bd3745229d272767866d613e1"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.423%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.36708. Missing scores are unknown.","source_id":"sr-09a6424f33a077065e450d8b0596513a"}],"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-45a52823718785745671b544d35ab168","url":"https://github.com/advisories/GHSA-j8qw-6jw8-r297","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-j8qw-6jw8-r297","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.440Z"},{"id":"sr-230a702bd3745229d272767866d613e1","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59943","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-59943","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:39.943Z"},{"id":"sr-09a6424f33a077065e450d8b0596513a","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-2026-59943","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.789Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-45a52823718785745671b544d35ab168"],"technology":"dompdf/dompdf","known_exclusions":[],"conditions_summary":"### Summary\nIf a malicious actor can supply unrestricted content for rendering by Dompdf they can utilize the SVG rendering functionality to leak filesystem information when rendering PDF files using image references within a data-URI encoded SVG document.\n\n### Details\nUsing an `` element inside a data-URI embedded SVG, an attacker can attempt to embed other files via the `href` or `xlink:href` attributes. When processing a file that does not exist (e.g. `file:///DOESNOTEXIST`), dompdf behaves differently than it does when accessing a file or directory that actually exists on the filesystem.\n\n```\n[Wed May 20 19:49:53 2026] PHP Warning:  file_get_contents(file:///DOESNOTEXIST): Failed to open stream: No such file or directory in vendor/dompdf/php-svg-lib/src/Svg/Surface/SurfaceCpdf.php on line 173\n[Wed May 20 19:49:53 2026] PHP Notice:  getimagesize(): Error reading from /tmp/svgsk9247ela7tm3SiqGyP! in vendor/dompdf/php-svg-lib/src/Svg/Surface/SurfaceCpdf.php on line 196\n```\n\n### PoC\n\nFirst, the attacker renders this HTML document:\n```\n\n\n\n\n<img src=\"data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+Cjxzd","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.1.6"]}],"null_published_at":"2026-11-04T10:04:41.564Z","source_updated_at":"2026-07-22T23:11:43.780Z","source_disclosed_at":"2026-07-22T22:52:44.000Z","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":"2026-10-31T21:42:20.440Z"},{"id":"NVI-00003633","kind":"vulnerability","title":"Dompdf: Embedded SVG images can leak existence of files and directories within the filesystem","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-j8qw-6jw8-r297","CVE-2026-59943"],"plain_summary":"OSV carries this publisher advisory for dompdf/dompdf. 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 3.1.6 for dompdf/dompdf. Confirm the publisher’s latest guidance.","source_ids":["sr-45a52823718785745671b544d35ab168"],"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},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-30e20cbab26b03e5e39d734c9b4cbd5f"],"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}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-08-04T15:21:31.393Z","value":"5.3 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-230a702bd3745229d272767866d613e1"},{"kind":"CVSS","as_of":"2026-08-04T15:21:31.393Z","value":"6.3 MEDIUM (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-230a702bd3745229d272767866d613e1"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.423%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.36688. Missing scores are unknown.","source_id":"sr-30e20cbab26b03e5e39d734c9b4cbd5f"}],"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-45a52823718785745671b544d35ab168","url":"https://github.com/advisories/GHSA-j8qw-6jw8-r297","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-j8qw-6jw8-r297","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.440Z"},{"id":"sr-230a702bd3745229d272767866d613e1","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59943","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-59943","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:39.943Z"},{"id":"sr-30e20cbab26b03e5e39d734c9b4cbd5f","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-2026-59943","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.383Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-45a52823718785745671b544d35ab168"],"technology":"dompdf/dompdf","known_exclusions":[],"conditions_summary":"### Summary\nIf a malicious actor can supply unrestricted content for rendering by Dompdf they can utilize the SVG rendering functionality to leak filesystem information when rendering PDF files using image references within a data-URI encoded SVG document.\n\n### Details\nUsing an `` element inside a data-URI embedded SVG, an attacker can attempt to embed other files via the `href` or `xlink:href` attributes. When processing a file that does not exist (e.g. `file:///DOESNOTEXIST`), dompdf behaves differently than it does when accessing a file or directory that actually exists on the filesystem.\n\n```\n[Wed May 20 19:49:53 2026] PHP Warning:  file_get_contents(file:///DOESNOTEXIST): Failed to open stream: No such file or directory in vendor/dompdf/php-svg-lib/src/Svg/Surface/SurfaceCpdf.php on line 173\n[Wed May 20 19:49:53 2026] PHP Notice:  getimagesize(): Error reading from /tmp/svgsk9247ela7tm3SiqGyP! in vendor/dompdf/php-svg-lib/src/Svg/Surface/SurfaceCpdf.php on line 196\n```\n\n### PoC\n\nFirst, the attacker renders this HTML document:\n```\n\n\n\n\n<img src=\"data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+Cjxzd","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.1.6"]}],"null_published_at":"2026-11-01T14:34:07.577Z","source_updated_at":"2026-07-22T23:11:43.780Z","source_disclosed_at":"2026-07-22T22:52:44.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:20.440Z"},{"id":"NVI-00003633","kind":"vulnerability","title":"Dompdf: Embedded SVG images can leak existence of files and directories within the filesystem","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-j8qw-6jw8-r297","CVE-2026-59943"],"plain_summary":"OSV carries this publisher advisory for dompdf/dompdf. 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 3.1.6 for dompdf/dompdf. Confirm the publisher’s latest guidance.","source_ids":["sr-45a52823718785745671b544d35ab168"],"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},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-30e20cbab26b03e5e39d734c9b4cbd5f"],"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}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.423%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.36688. Missing scores are unknown.","source_id":"sr-30e20cbab26b03e5e39d734c9b4cbd5f"}],"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-45a52823718785745671b544d35ab168","url":"https://github.com/advisories/GHSA-j8qw-6jw8-r297","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-j8qw-6jw8-r297","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.440Z"},{"id":"sr-30e20cbab26b03e5e39d734c9b4cbd5f","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-2026-59943","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.383Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-45a52823718785745671b544d35ab168"],"technology":"dompdf/dompdf","known_exclusions":[],"conditions_summary":"### Summary\nIf a malicious actor can supply unrestricted content for rendering by Dompdf they can utilize the SVG rendering functionality to leak filesystem information when rendering PDF files using image references within a data-URI encoded SVG document.\n\n### Details\nUsing an `` element inside a data-URI embedded SVG, an attacker can attempt to embed other files via the `href` or `xlink:href` attributes. When processing a file that does not exist (e.g. `file:///DOESNOTEXIST`), dompdf behaves differently than it does when accessing a file or directory that actually exists on the filesystem.\n\n```\n[Wed May 20 19:49:53 2026] PHP Warning:  file_get_contents(file:///DOESNOTEXIST): Failed to open stream: No such file or directory in vendor/dompdf/php-svg-lib/src/Svg/Surface/SurfaceCpdf.php on line 173\n[Wed May 20 19:49:53 2026] PHP Notice:  getimagesize(): Error reading from /tmp/svgsk9247ela7tm3SiqGyP! in vendor/dompdf/php-svg-lib/src/Svg/Surface/SurfaceCpdf.php on line 196\n```\n\n### PoC\n\nFirst, the attacker renders this HTML document:\n```\n\n\n\n\n<img src=\"data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+Cjxzd","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.1.6"]}],"null_published_at":"2026-10-31T22:27:15.283Z","source_updated_at":"2026-07-22T23:11:43.780Z","source_disclosed_at":"2026-07-22T22:52:44.000Z","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":"2026-10-31T21:42:20.440Z"},{"id":"NVI-00003633","kind":"vulnerability","title":"Dompdf: Embedded SVG images can leak existence of files and directories within the filesystem","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-j8qw-6jw8-r297","CVE-2026-59943"],"plain_summary":"OSV carries this publisher advisory for dompdf/dompdf. 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 3.1.6 for dompdf/dompdf. Confirm the publisher’s latest guidance.","source_ids":["sr-45a52823718785745671b544d35ab168"],"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-45a52823718785745671b544d35ab168","url":"https://github.com/advisories/GHSA-j8qw-6jw8-r297","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-j8qw-6jw8-r297","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.440Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-45a52823718785745671b544d35ab168"],"technology":"dompdf/dompdf","known_exclusions":[],"conditions_summary":"### Summary\nIf a malicious actor can supply unrestricted content for rendering by Dompdf they can utilize the SVG rendering functionality to leak filesystem information when rendering PDF files using image references within a data-URI encoded SVG document.\n\n### Details\nUsing an `` element inside a data-URI embedded SVG, an attacker can attempt to embed other files via the `href` or `xlink:href` attributes. When processing a file that does not exist (e.g. `file:///DOESNOTEXIST`), dompdf behaves differently than it does when accessing a file or directory that actually exists on the filesystem.\n\n```\n[Wed May 20 19:49:53 2026] PHP Warning:  file_get_contents(file:///DOESNOTEXIST): Failed to open stream: No such file or directory in vendor/dompdf/php-svg-lib/src/Svg/Surface/SurfaceCpdf.php on line 173\n[Wed May 20 19:49:53 2026] PHP Notice:  getimagesize(): Error reading from /tmp/svgsk9247ela7tm3SiqGyP! in vendor/dompdf/php-svg-lib/src/Svg/Surface/SurfaceCpdf.php on line 196\n```\n\n### PoC\n\nFirst, the attacker renders this HTML document:\n```\n\n\n\n\n<img src=\"data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+Cjxzd","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.1.6"]}],"null_published_at":"2026-10-31T22:12:48.024Z","source_updated_at":"2026-07-22T23:11:43.780Z","source_disclosed_at":"2026-07-22T22:52:44.000Z","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":"2026-10-31T21:42:20.440Z"}],"next_cursor":null,"snapshot_revision":"42594"}