Description (CNA)
Convos is an open source multi-user chat that runs in a web browser. Characters starting with "https://" in the chat window create an <a> tag. Stored XSS vulnerability using onfocus and autofocus occurs because escaping exists for "<" or ">" but escaping for double quotes does not exist. Through this vulnerability, an attacker is capable to execute malicious scripts. Users are advised to update as soon as possible.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| convos-chat / convos | affected >= 6.49, < 6.52 |
CWE
CWE-79
References
- https://blog.pocas.kr/2021/12/30/2021-12-30-s-xss-convos-chat/#Second-vulnerability
- https://github.com/convos-chat/convos/commit/86b2193de375005ba71d9dd53843562c6ac1847c
- https://www.huntr.dev/bounties/4532a0ac-4e7c-4fcf-9fe3-630e132325c0/
- https://github.com/convos-chat/convos/security/advisories/GHSA-xmpj-xwm3-vww7
ADP enrichment
No English description supplied.
- https://blog.pocas.kr/2021/12/30/2021-12-30-s-xss-convos-chat/#Second-vulnerability
- https://github.com/convos-chat/convos/commit/86b2193de375005ba71d9dd53843562c6ac1847c
- https://www.huntr.dev/bounties/4532a0ac-4e7c-4fcf-9fe3-630e132325c0/
- https://github.com/convos-chat/convos/security/advisories/GHSA-xmpj-xwm3-vww7
No English description supplied.
No references supplied.