{"items":[{"id":"NVI-00007505","kind":"vulnerability","title":"Grav Vulnerable to Publisher-Level Stored XSS via Unquoted Event Attributes","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-9695-8fr9-hw5q","CVE-2026-42612"],"plain_summary":"OSV carries this publisher advisory for getgrav/grav. 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 2.0.0-beta.2 for getgrav/grav. Confirm the publisher’s latest guidance.","source_ids":["sr-de38bfa32c7b414de82e279a7c3cdae9"],"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-04353ee1140a0807cd60e1ab5d77e8ea"],"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":"2026-10-26T18:10:00.173Z","value":"8.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-2b638fe8af5caecbaf161cdce02ab2bd"},{"kind":"CVSS","as_of":"2026-10-26T18:10:00.173Z","value":"5.4 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-2b638fe8af5caecbaf161cdce02ab2bd"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.238%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.14835. Missing scores are unknown.","source_id":"sr-04353ee1140a0807cd60e1ab5d77e8ea"}],"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-de38bfa32c7b414de82e279a7c3cdae9","url":"https://github.com/advisories/GHSA-9695-8fr9-hw5q","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-9695-8fr9-hw5q","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.680Z"},{"id":"sr-2b638fe8af5caecbaf161cdce02ab2bd","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42612","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-42612","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T22:35:12.981Z"},{"id":"sr-04353ee1140a0807cd60e1ab5d77e8ea","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-2026-42612","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.853Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-de38bfa32c7b414de82e279a7c3cdae9"],"technology":"getgrav/grav","known_exclusions":[],"conditions_summary":"### Summary\nA stored Cross-Site Scripting (XSS) vulnerability in `getgrav/grav` allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the `detectXss()` function when handling unquoted HTML event attributes.\n\n### Details\nThe `detectXss()` function relies on a blacklist pattern to filter malicious attributes. The specific regex pattern used to match `on*` events is flawed:\n```php\n'on_events' => '#(]+[a-z\\x00-\\x20\\\"\\'\\/])(on[a-z]+|xmlns)\\s*=[\\s|\\'\\\"].*[\\s|\\'\\\"]>#iUu'\n```\nThis pattern fails to properly identify `on*` event handlers that are constructed without quotation marks. This allows an attacker to completely bypass the filter. *Note: It is highly recommended to replace this blacklist approach with a robust, established HTML sanitization library.*\n\n### PoC\nAn attacker with publisher-level access can reproduce this by injecting the following payload into any vulnerable content field:\n```html\n\n```\n\n<img width=\"3055\" height=\"9","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.0-beta.2"]}],"null_published_at":"2026-11-04T10:04:35.924Z","source_updated_at":"2026-09-10T03:51:05.155Z","source_disclosed_at":"2026-05-05T21:27:15.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.680Z"},{"id":"NVI-00007505","kind":"vulnerability","title":"Grav Vulnerable to Publisher-Level Stored XSS via Unquoted Event Attributes","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-9695-8fr9-hw5q","CVE-2026-42612"],"plain_summary":"OSV carries this publisher advisory for getgrav/grav. 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 2.0.0-beta.2 for getgrav/grav. Confirm the publisher’s latest guidance.","source_ids":["sr-de38bfa32c7b414de82e279a7c3cdae9"],"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-04353ee1140a0807cd60e1ab5d77e8ea"],"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":"2026-11-02T12:00:30.000Z","value":"0.238%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.14835. Missing scores are unknown.","source_id":"sr-04353ee1140a0807cd60e1ab5d77e8ea"}],"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-de38bfa32c7b414de82e279a7c3cdae9","url":"https://github.com/advisories/GHSA-9695-8fr9-hw5q","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-9695-8fr9-hw5q","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.680Z"},{"id":"sr-04353ee1140a0807cd60e1ab5d77e8ea","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-2026-42612","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.853Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-de38bfa32c7b414de82e279a7c3cdae9"],"technology":"getgrav/grav","known_exclusions":[],"conditions_summary":"### Summary\nA stored Cross-Site Scripting (XSS) vulnerability in `getgrav/grav` allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the `detectXss()` function when handling unquoted HTML event attributes.\n\n### Details\nThe `detectXss()` function relies on a blacklist pattern to filter malicious attributes. The specific regex pattern used to match `on*` events is flawed:\n```php\n'on_events' => '#(]+[a-z\\x00-\\x20\\\"\\'\\/])(on[a-z]+|xmlns)\\s*=[\\s|\\'\\\"].*[\\s|\\'\\\"]>#iUu'\n```\nThis pattern fails to properly identify `on*` event handlers that are constructed without quotation marks. This allows an attacker to completely bypass the filter. *Note: It is highly recommended to replace this blacklist approach with a robust, established HTML sanitization library.*\n\n### PoC\nAn attacker with publisher-level access can reproduce this by injecting the following payload into any vulnerable content field:\n```html\n\n```\n\n<img width=\"3055\" height=\"9","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.0-beta.2"]}],"null_published_at":"2026-11-03T17:49:14.998Z","source_updated_at":"2026-09-10T03:51:05.155Z","source_disclosed_at":"2026-05-05T21:27:15.000Z","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":"2026-10-31T21:42:10.680Z"},{"id":"NVI-00007505","kind":"vulnerability","title":"Grav Vulnerable to Publisher-Level Stored XSS via Unquoted Event Attributes","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-9695-8fr9-hw5q","CVE-2026-42612"],"plain_summary":"OSV carries this publisher advisory for getgrav/grav. 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 2.0.0-beta.2 for getgrav/grav. Confirm the publisher’s latest guidance.","source_ids":["sr-de38bfa32c7b414de82e279a7c3cdae9"],"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-de38bfa32c7b414de82e279a7c3cdae9","url":"https://github.com/advisories/GHSA-9695-8fr9-hw5q","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-9695-8fr9-hw5q","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.680Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-de38bfa32c7b414de82e279a7c3cdae9"],"technology":"getgrav/grav","known_exclusions":[],"conditions_summary":"### Summary\nA stored Cross-Site Scripting (XSS) vulnerability in `getgrav/grav` allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the `detectXss()` function when handling unquoted HTML event attributes.\n\n### Details\nThe `detectXss()` function relies on a blacklist pattern to filter malicious attributes. The specific regex pattern used to match `on*` events is flawed:\n```php\n'on_events' => '#(]+[a-z\\x00-\\x20\\\"\\'\\/])(on[a-z]+|xmlns)\\s*=[\\s|\\'\\\"].*[\\s|\\'\\\"]>#iUu'\n```\nThis pattern fails to properly identify `on*` event handlers that are constructed without quotation marks. This allows an attacker to completely bypass the filter. *Note: It is highly recommended to replace this blacklist approach with a robust, established HTML sanitization library.*\n\n### PoC\nAn attacker with publisher-level access can reproduce this by injecting the following payload into any vulnerable content field:\n```html\n\n```\n\n<img width=\"3055\" height=\"9","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.0-beta.2"]}],"null_published_at":"2026-10-31T22:13:18.622Z","source_updated_at":"2026-09-10T03:51:05.155Z","source_disclosed_at":"2026-05-05T21:27:15.000Z","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":"2026-10-31T21:42:10.680Z"}],"next_cursor":null,"snapshot_revision":"42594"}