{"id":"CVE-2026-111713","summary":"tarteaucitron.js before 1.37.0 XSS via getElemAttr Attribute Validation Mismatch","details":"tarteaucitron.js before 1.37.0 contains a cross-site scripting vulnerability because getElemAttr resolves 'data-' prefixed attributes while the https-only guard validates the unprefixed attribute. Attackers who can place markup, such as CMS authors, can add data-url with a javascript: URL beside a benign url to execute script in the site's origin via iframe src.","modified":"2026-10-24T02:50:10.368115308Z","published":"2026-10-16T17:40:02.702Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-79"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111713.json"},"references":[{"type":"ADVISORY","url":"https://github.com/AmauriC/tarteaucitron.js/releases/tag/v1.37.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111713.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111713"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/tarteaucitron-js-before-1.37.0-xss-via-getelemattr-attribute-validation-mismatch"},{"type":"FIX","url":"https://github.com/AmauriC/tarteaucitron.js/commit/068653bd47f5d4a493251ca8e15bd2b0be9b544f"},{"type":"PACKAGE","url":"https://github.com/AmauriC/tarteaucitron.js"},{"type":"ARTICLE","url":"https://github.com/AmauriC/tarteaucitron.js/blob/v1.36.0/tarteaucitron.js#L2641-L2648"},{"type":"ARTICLE","url":"https://github.com/AmauriC/tarteaucitron.js/compare/v1.36.0...v1.37.0"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/amauric/tarteaucitron.js","events":[{"introduced":"034867f11242259dd22bb93328681bd6ce3d718d"},{"fixed":"636c5f0059efafa5fb5aef1bcdc4c6fdc29730db"},{"fixed":"068653bd47f5d4a493251ca8e15bd2b0be9b544f"}],"database_specific":{"extracted_events":[{"source":"AFFECTED_FIELD","strategy":"StandardRange","range":[{"introduced":"1.20.1"},{"fixed":"1.37.0"}]},{"range":[{"fixed":"068653bd47f5d4a493251ca8e15bd2b0be9b544f"}],"source":"REFERENCES_COMMIT"},{"range":[{"fixed":"636c5f0059efafa5fb5aef1bcdc4c6fdc29730db"}],"source":"REFERENCES_TAG","original_tag":"v1.37.0"}]}}],"versions":["v1.36.0","v1.35.0","v1.34.0","v1.33.0","v1.32.0","v1.31.0","v1.30.0","v1.29.0","v1.28.0","v1.27.1","v1.27.0","v1.26.0","v1.25.0","v1.24.0","v1.23.0","v1.22.0","v1.21.0","v1.20.2","v1.20.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-111713.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N"}]}