Vulnerability Description
Cross-Site Scripting (XSS) vulnerability due to inadequate input sanitisation in the client-side rendering engine of the 1millionbot AI Chat Platform. An unauthenticated remote user could cause external hyperlinks to be rendered in the web interface by sending messages containing Markdown syntax and certain unsanitised content blocks. The impact is limited to the user’s own interactive session; no compromise of internal infrastructure, access to third-party data or impact on administrative panels has been identified.
Related Weaknesses (CWE)
References
FAQ
What is CVE-2026-91921?
CVE-2026-91921 is a documented vulnerability. Cross-Site Scripting (XSS) vulnerability due to inadequate input sanitisation in the client-side rendering engine of the 1millionbot AI Chat Platform. An unauthenticated remote user could cause extern...
How severe is CVE-2026-91921?
CVSS scoring is not yet available for CVE-2026-91921. Check NVD for updates.
Is there a patch for CVE-2026-91921?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.