{"id":"CVE-2025-8101","summary":"Linkify 4.3.1 - Prototype Pollution & HTML Attribute Injection (XSS)","details":"Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') vulnerability in Linkify (linkifyjs) allows XSS Targeting HTML Attributes and Manipulating User-Controlled Variables.This issue affects Linkify: from 4.3.1 before 4.3.2.","aliases":["GHSA-95jq-xph2-cx9h"],"modified":"2026-08-12T03:30:32.252685205Z","published":"2025-07-25T21:52:47.287Z","database_specific":{"cna_assigner":"Fluid Attacks","cwe_ids":["CWE-1321"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/8xxx/CVE-2025-8101.json"},"references":[{"type":"WEB","url":"https://registry.npmjs.org"},{"type":"WEB","url":"https://www.npmjs.com/package/linkifyjs"},{"type":"ADVISORY","url":"https://fluidattacks.com/advisories/charly"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/8xxx/CVE-2025-8101.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-8101"},{"type":"FIX","url":"https://github.com/nfrasser/linkifyjs/releases/tag/v4.3.2"},{"type":"PACKAGE","url":"https://github.com/nfrasser/linkifyjs"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nfrasser/linkifyjs","events":[{"introduced":"45bc27e8e9552587a18ff17d3adef79df78bc858"},{"fixed":"3abe9abbcb4e069aeadde2f42de7dfcc2371c0f0"}],"database_specific":{"extracted_events":[{"introduced":"4.3.1"},{"fixed":"4.3.2"}],"source":["AFFECTED_FIELD","DESCRIPTION","REFERENCES"]}}],"versions":["v4.3.1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-8101.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N"}]}