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CVE-2022-21649 Details

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NameCVE-2022-21649
StatusCandidate
DescriptionConvos 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.
ReferencesCONFIRM: https://github.com/convos-chat/convos/security/advisories/GHSA-xmpj-xwm3-vww7
URL: https://github.com/convos-chat/convos/security/advisories/GHSA-xmpj-xwm3-vww7
MISC: https://blog.pocas.kr/2021/12/30/2021-12-30-s-xss-convos-chat/#Second-vulnerability
URL: https://blog.pocas.kr/2021/12/30/2021-12-30-s-xss-convos-chat/#Second-vulnerability
MISC: https://github.com/convos-chat/convos/commit/86b2193de375005ba71d9dd53843562c6ac1847c
URL: https://github.com/convos-chat/convos/commit/86b2193de375005ba71d9dd53843562c6ac1847c
MISC: https://www.huntr.dev/bounties/4532a0ac-4e7c-4fcf-9fe3-630e132325c0/
URL: https://www.huntr.dev/bounties/4532a0ac-4e7c-4fcf-9fe3-630e132325c0/
PhaseAssigned (20211116)
VotesNone (candidate not yet proposed)
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