{"items":[{"id":"NVI-00007537","kind":"vulnerability","title":"Grav is Vulnerable to Stored XSS via Tag Injection","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-w8cg-7jcj-4vv2","CVE-2026-42611"],"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-df9e9e75a600bf1eb67b480a92ab4cc2"],"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-21f12921bfd2f0584dfe80d5cf693f2d"],"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":"8.9 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3f255180e374cef919713137114150d4"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.300%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.22809. Missing scores are unknown.","source_id":"sr-21f12921bfd2f0584dfe80d5cf693f2d"}],"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-df9e9e75a600bf1eb67b480a92ab4cc2","url":"https://github.com/advisories/GHSA-w8cg-7jcj-4vv2","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-w8cg-7jcj-4vv2","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.384Z"},{"id":"sr-3f255180e374cef919713137114150d4","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42611","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-42611","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T22:35:12.981Z"},{"id":"sr-21f12921bfd2f0584dfe80d5cf693f2d","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-2026-42611","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.378Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-df9e9e75a600bf1eb67b480a92ab4cc2"],"technology":"getgrav/grav","known_exclusions":[],"conditions_summary":"### Summary\nA low-privileged (with the ability to create a page) user can cause XSS with the injection of `svg` element. The XSS can further be escalated to dump the entire system information available under `/admin/config/info` whenever a Super Admin visits the page; which can further be chained with the use of admin-nonce to do a complete server compromise (RCE).\n\n### Details\nAffected endpoint: `admin/pages/`\nAffected code: `system/src/Grav/Common/Security.php`\n\n```php\n    public static function detectXss($string, array $options = null): ?string\n    {\n        // Skip any null or non string values\n        if (null === $string || !is_string($string) || empty($string)) {\n            return null;\n        }\n\n        if (null === $options) {\n            $options = static::getXssDefaults();\n        }\n\n        $enabled_rules = (array)($options['enabled_rules'] ?? null);\n        $dangerous_tags = (array)($options['dangerous_tags'] ?? null);\n        if (!$dangerous_tags) {\n            $enabled_rules['dangerous_tags'] = false;\n        }\n        $invalid_protocols = (array)($options['invalid_protocols'] ?? null);\n        if (!$invalid_protocols) {\n            $enabled_rules['invalid_pr","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.0-beta.2"]}],"null_published_at":"2026-11-04T10:04:35.938Z","source_updated_at":"2026-09-10T03:50:47.890Z","source_disclosed_at":"2026-05-05T21:36:27.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:41.384Z"},{"id":"NVI-00007537","kind":"vulnerability","title":"Grav is Vulnerable to Stored XSS via Tag Injection","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-w8cg-7jcj-4vv2","CVE-2026-42611"],"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-df9e9e75a600bf1eb67b480a92ab4cc2"],"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-21f12921bfd2f0584dfe80d5cf693f2d"],"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":"0.300%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.22809. Missing scores are unknown.","source_id":"sr-21f12921bfd2f0584dfe80d5cf693f2d"}],"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-df9e9e75a600bf1eb67b480a92ab4cc2","url":"https://github.com/advisories/GHSA-w8cg-7jcj-4vv2","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-w8cg-7jcj-4vv2","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.384Z"},{"id":"sr-21f12921bfd2f0584dfe80d5cf693f2d","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-2026-42611","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.378Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-df9e9e75a600bf1eb67b480a92ab4cc2"],"technology":"getgrav/grav","known_exclusions":[],"conditions_summary":"### Summary\nA low-privileged (with the ability to create a page) user can cause XSS with the injection of `svg` element. The XSS can further be escalated to dump the entire system information available under `/admin/config/info` whenever a Super Admin visits the page; which can further be chained with the use of admin-nonce to do a complete server compromise (RCE).\n\n### Details\nAffected endpoint: `admin/pages/`\nAffected code: `system/src/Grav/Common/Security.php`\n\n```php\n    public static function detectXss($string, array $options = null): ?string\n    {\n        // Skip any null or non string values\n        if (null === $string || !is_string($string) || empty($string)) {\n            return null;\n        }\n\n        if (null === $options) {\n            $options = static::getXssDefaults();\n        }\n\n        $enabled_rules = (array)($options['enabled_rules'] ?? null);\n        $dangerous_tags = (array)($options['dangerous_tags'] ?? null);\n        if (!$dangerous_tags) {\n            $enabled_rules['dangerous_tags'] = false;\n        }\n        $invalid_protocols = (array)($options['invalid_protocols'] ?? null);\n        if (!$invalid_protocols) {\n            $enabled_rules['invalid_pr","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.0-beta.2"]}],"null_published_at":"2026-10-31T22:27:09.610Z","source_updated_at":"2026-09-10T03:50:47.890Z","source_disclosed_at":"2026-05-05T21:36:27.000Z","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":"2026-10-31T21:42:41.384Z"},{"id":"NVI-00007537","kind":"vulnerability","title":"Grav is Vulnerable to Stored XSS via Tag Injection","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-w8cg-7jcj-4vv2","CVE-2026-42611"],"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-df9e9e75a600bf1eb67b480a92ab4cc2"],"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-df9e9e75a600bf1eb67b480a92ab4cc2","url":"https://github.com/advisories/GHSA-w8cg-7jcj-4vv2","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-w8cg-7jcj-4vv2","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.384Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-df9e9e75a600bf1eb67b480a92ab4cc2"],"technology":"getgrav/grav","known_exclusions":[],"conditions_summary":"### Summary\nA low-privileged (with the ability to create a page) user can cause XSS with the injection of `svg` element. The XSS can further be escalated to dump the entire system information available under `/admin/config/info` whenever a Super Admin visits the page; which can further be chained with the use of admin-nonce to do a complete server compromise (RCE).\n\n### Details\nAffected endpoint: `admin/pages/`\nAffected code: `system/src/Grav/Common/Security.php`\n\n```php\n    public static function detectXss($string, array $options = null): ?string\n    {\n        // Skip any null or non string values\n        if (null === $string || !is_string($string) || empty($string)) {\n            return null;\n        }\n\n        if (null === $options) {\n            $options = static::getXssDefaults();\n        }\n\n        $enabled_rules = (array)($options['enabled_rules'] ?? null);\n        $dangerous_tags = (array)($options['dangerous_tags'] ?? null);\n        if (!$dangerous_tags) {\n            $enabled_rules['dangerous_tags'] = false;\n        }\n        $invalid_protocols = (array)($options['invalid_protocols'] ?? null);\n        if (!$invalid_protocols) {\n            $enabled_rules['invalid_pr","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.0-beta.2"]}],"null_published_at":"2026-10-31T22:13:18.624Z","source_updated_at":"2026-09-10T03:50:47.890Z","source_disclosed_at":"2026-05-05T21:36:27.000Z","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":"2026-10-31T21:42:41.384Z"}],"next_cursor":null,"snapshot_revision":"42594"}