{"action":"Upgrade @apostrophecms/seo to 1.5.0 or later.","affected":[{"fixed":"1.5.0","introduced":"0"}],"component":"@apostrophecms/seo","cve_ids":["CVE-2026-53608"],"ecosystem":"npm","epss":0.00256,"exploited":false,"fixed_versions":["1.5.0"],"ghsa_id":"GHSA-wf43-fpp3-cf65","id":"tcs_01M5KGETSQPVQVMWD0PGKW5NJG","modified_at":"2026-07-31T22:00:21.598959285Z","published_at":"2026-07-31T21:53:56Z","references":["https://osv.dev/vulnerability/GHSA-wf43-fpp3-cf65","https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-wf43-fpp3-cf65","https://nvd.nist.gov/vuln/detail/CVE-2026-53608","https://github.com/apostrophecms/apostrophe/pull/5464","https://github.com/apostrophecms/apostrophe/commit/5a88e9630cbbdde33154ef8abe7557ddf7be418b","https://github.com/apostrophecms/apostrophe"],"severity":{"label":"high","score":8.7},"sources":[{"source":"osv","source_id":"GHSA-wf43-fpp3-cf65","url":"https://osv.dev/vulnerability/GHSA-wf43-fpp3-cf65"}],"summary":"@apostrophecms/seo Vulnerable to Stored XSS via Unsanitized Google Analytics / GTM ID Injected into Script Tag"}