{"id":"CVE-2026-24399","summary":"ChatterMate has Stored Cross-Site Scripting (XSS) via Chatbot Input Execution","details":"ChatterMate is a no-code AI chatbot agent framework. In versions 1.0.8 and below, the chatbot accepts and executes malicious HTML/JavaScript payloads when supplied as chat input. Specifically, an \u003ciframe\u003e payload containing a javascript: URI can be processed and executed in the browser context. This allows access to sensitive client-side data such as localStorage tokens and cookies, resulting in client-side injection. This issue has been fixed in version 1.0.9.","aliases":["GHSA-72p3-w95w-q3j4"],"modified":"2026-04-02T13:13:52.820823Z","published":"2026-01-24T00:05:37.246Z","database_specific":{"cna_assigner":"GitHub_M","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24399.json","cwe_ids":["CWE-79"]},"references":[{"type":"WEB","url":"https://github.com/chattermate/chattermate.chat/releases/tag/v1.0.9"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24399.json"},{"type":"ADVISORY","url":"https://github.com/chattermate/chattermate.chat/security/advisories/GHSA-72p3-w95w-q3j4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-24399"},{"type":"FIX","url":"https://github.com/chattermate/chattermate.chat/commit/ff3398031abb97ae28546eaf993fed3619eaffdd"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/chattermate/chattermate.chat","events":[{"introduced":"0"},{"fixed":"a771d55a6e59eb9d4d5915503950b99012cdfad3"}]}],"versions":["v1.0.0","v1.0.1","v1.0.2","v1.0.3","v1.0.4","v1.0.5","v1.0.6","v1.0.7","v1.0.8"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-24399.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N"}]}