GHSA-rhvr-6w8c-6v7w

ghsaUSosv

Mattermost fails to invalidate all active sessions when converting a user to a bot

view advisory published 2025-02-24Licence: CC-BY-4.0

Mattermost versions 9.11.x <= 9.11.6, 10.4.x <= 10.4.1 fail to invalidate all active sessions when converting a user to a bot, with allows the converted user to escalate their privileges depending on the permissions granted to the bot.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2025-1412US	high8.8	0.26% (17th)	—	2025-02-24
Mattermost versions 9.11.x <= 9.11.6, 10.4.x <= 10.4.1 fail to invalidate all active sessions when converting a user to a bot, with allows the converted user to escalate their priv…

references

External citations — patches, advisories, analysis.

https://github.com/mattermost/mattermostPACKAGE
https://github.com/mattermost/mattermost/commit/faa7e4f2ea0cca2fd2aba271912b9fc3be788842WEB
https://mattermost.com/security-updatesWEB
https://nvd.nist.gov/vuln/detail/CVE-2025-1412ADVISORY

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