{"items":[{"id":"NVI-00015121","kind":"vulnerability","title":"@apostrophecms/seo Vulnerable to Stored XSS via Unsanitized Google Analytics / GTM ID Injected into Script Tag","revision":2,"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-wf43-fpp3-cf65","CVE-2026-53608"],"plain_summary":"GitHub lists this reviewed advisory for @apostrophecms/seo. 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-3eda0261dd7521cb948260c2f33618fa"],"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":"2026-07-31T21:53:57.000Z","value":"8.7 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-26da24135934d08d297177fd15c1f893"},{"kind":"CVSS","as_of":"2026-10-25T23:10:00.167Z","value":"8.7 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3eda0261dd7521cb948260c2f33618fa"}],"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-26da24135934d08d297177fd15c1f893","url":"https://github.com/advisories/GHSA-wf43-fpp3-cf65","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-wf43-fpp3-cf65","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:58:33.950Z"},{"id":"sr-3eda0261dd7521cb948260c2f33618fa","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53608","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-53608","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-08T01:48:05.462Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-26da24135934d08d297177fd15c1f893"],"technology":"@apostrophecms/seo","known_exclusions":[],"conditions_summary":"\n\n\n### Summary\n\nThe `@apostrophecms/seo` package injects the Google Analytics Tracking ID (`seoGoogleTrackingId`) and Google Tag Manager ID (`seoGoogleTagManager`) directly into `` tag bodies using JavaScript template literals without any sanitization or validation.\n\nAny user with editor-level access (the default role for content managers) can set these fields to a malicious value, resulting in stored XSS that executes on every page for every visitor of the site.\n\n### Details\n\nThe vulnerable code is in `node_modules/@apostrophecms/seo/lib/nodes.js`.\n\n**Google Analytics (lines 218–224):**\n\n```javascript\n// seoGoogleTrackingId is inserted RAW into a  body — no escaping, no validation\nbody: [ {\n  raw: `\n  window.dataLayer = window.dataLayer || [];\n  function gtag(){dataLayer.push(arguments);}\n  gtag('js', new Date());\n  gtag('config', '${global.seoGoogleTrackingId}');\n`\n} ]\n```\n\n**Google Tag Manager (lines 358–362","public_affected_ranges":["<= 1.4.2"]}],"null_published_at":"2026-11-08T19:53:44.051Z","source_updated_at":"2026-07-31T21:53:57.000Z","source_disclosed_at":"2026-07-31T21:53:56.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-03T09:58:33.950Z"},{"id":"NVI-00015121","kind":"vulnerability","title":"@apostrophecms/seo Vulnerable to Stored XSS via Unsanitized Google Analytics / GTM ID Injected into Script Tag","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-wf43-fpp3-cf65","CVE-2026-53608"],"plain_summary":"GitHub lists this reviewed advisory for @apostrophecms/seo. 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-26da24135934d08d297177fd15c1f893"],"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":"2026-07-31T21:53:57.000Z","value":"8.7 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-26da24135934d08d297177fd15c1f893"}],"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-26da24135934d08d297177fd15c1f893","url":"https://github.com/advisories/GHSA-wf43-fpp3-cf65","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-wf43-fpp3-cf65","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:58:33.950Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-26da24135934d08d297177fd15c1f893"],"technology":"@apostrophecms/seo","known_exclusions":[],"conditions_summary":"\n\n\n### Summary\n\nThe `@apostrophecms/seo` package injects the Google Analytics Tracking ID (`seoGoogleTrackingId`) and Google Tag Manager ID (`seoGoogleTagManager`) directly into `` tag bodies using JavaScript template literals without any sanitization or validation.\n\nAny user with editor-level access (the default role for content managers) can set these fields to a malicious value, resulting in stored XSS that executes on every page for every visitor of the site.\n\n### Details\n\nThe vulnerable code is in `node_modules/@apostrophecms/seo/lib/nodes.js`.\n\n**Google Analytics (lines 218–224):**\n\n```javascript\n// seoGoogleTrackingId is inserted RAW into a  body — no escaping, no validation\nbody: [ {\n  raw: `\n  window.dataLayer = window.dataLayer || [];\n  function gtag(){dataLayer.push(arguments);}\n  gtag('js', new Date());\n  gtag('config', '${global.seoGoogleTrackingId}');\n`\n} ]\n```\n\n**Google Tag Manager (lines 358–362","public_affected_ranges":["<= 1.4.2"]}],"null_published_at":"2026-11-03T10:03:26.551Z","source_updated_at":"2026-07-31T21:53:57.000Z","source_disclosed_at":"2026-07-31T21:53:56.000Z","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":"2026-11-03T09:58:33.950Z"}],"next_cursor":null,"snapshot_revision":"42594"}