{"action":"Upgrade symfony/html-sanitizer to 6.4.40 or later.","affected":[{"fixed":"6.4.40","introduced":"6.1.0"},{"fixed":"7.4.12","introduced":"7.0.0"},{"fixed":"8.0.12","introduced":"8.0.0"}],"component":"symfony/html-sanitizer","cve_ids":["CVE-2026-45064"],"ecosystem":"Packagist","epss":0.00338,"exploited":false,"fixed_versions":["6.4.40","7.4.12","8.0.12"],"ghsa_id":"GHSA-h5vq-qfcg-4m6p","id":"tcs_01M5KF3CJS50WTK594WQKN3263","modified_at":"2026-09-10T03:51:05.868187206Z","published_at":"2026-05-27T20:04:22Z","references":["https://osv.dev/vulnerability/GHSA-h5vq-qfcg-4m6p","https://github.com/symfony/symfony/security/advisories/GHSA-h5vq-qfcg-4m6p","https://github.com/symfony/symfony/commit/743a435e948b897ef2b5564ac438d4beb95d2526","https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/html-sanitizer/CVE-2026-45064.yaml","https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2026-45064.yaml","https://github.com/symfony/symfony","https://symfony.com/cve-2026-45064"],"severity":{"label":"medium"},"sources":[{"source":"osv","source_id":"GHSA-h5vq-qfcg-4m6p","url":"https://osv.dev/vulnerability/GHSA-h5vq-qfcg-4m6p"}],"summary":"Symfony's HtmlSanitizer URL Attributes Pass Through BiDi Override Characters → Visual href Spoofing"}