CVE-2025-13352Low· 3.0▾ SunlitMattermost versions 10.11.x <= 10.11.6 and Mattermost GitHub plugin versions <=2.4.0 fail to validate plugin bot identity in reaction forwarding which allows attackers to hijack the GitHub reaction feature to make users add reactions to …
▾ Sunlit zone — Low / medium · no exploitation signal
impact 16.5 · likelihood 0 · exploitation 0
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.2%
Mattermost versions 10.11.x <= 10.11.6 and Mattermost GitHub plugin versions <=2.4.0 fail to validate plugin bot identity in reaction forwarding which allows attackers to hijack the GitHub reaction feature to make users add reactions to arbitrary GitHub objects via crafted notification posts.
mattermost_server >= 10.11.0, < 10.11.7Upgrade past the affected range:
mattermost_server 10.11.7Connected by shared product, vendor, weakness, or advisory.
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