{"action":"Upgrade @angular/compiler to 19.2.17 or later.","affected":[{"fixed":"21.0.2","introduced":"21.0.0-next.0"},{"fixed":"20.3.15","introduced":"20.0.0-next.0"},{"fixed":"19.2.17","introduced":"19.0.0-next.0"},{"introduced":"0","last_affected":"18.2.14"}],"component":"@angular/compiler","cve_ids":["CVE-2025-66412"],"ecosystem":"npm","epss":0.00413,"exploited":false,"fixed_versions":["21.0.2","20.3.15","19.2.17"],"ghsa_id":"GHSA-v4hv-rgfq-gp49","id":"tcs_01M5KGAPZQJ3AQVFNNTGEFRWVZ","modified_at":"2026-09-10T03:50:32.096215862Z","published_at":"2025-12-02T01:20:30Z","references":["https://osv.dev/vulnerability/GHSA-v4hv-rgfq-gp49","https://github.com/angular/angular/security/advisories/GHSA-v4hv-rgfq-gp49","https://nvd.nist.gov/vuln/detail/CVE-2025-66412","https://github.com/angular/angular/commit/1c6b0704fb63d051fab8acff84d076abfbc4893a","https://cert-portal.siemens.com/productcert/html/ssa-253495.html","https://cert-portal.siemens.com/productcert/html/ssa-485750.html","https://github.com/angular/angular"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"GHSA-v4hv-rgfq-gp49","url":"https://osv.dev/vulnerability/GHSA-v4hv-rgfq-gp49"},{"source":"nvd","source_id":"CVE-2025-66412","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-66412"}],"summary":"Angular Stored XSS Vulnerability via SVG Animation, SVG URL and MathML Attributes"}