LOW 3.1 Go
Mattermost Playbooks fails to properly validate permissions
GHSA-fr22-5377-f3p7 · CVE-2025-41423 · GO-2025-3644
Published · Modified
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Description
Mattermost versions 10.4.x <= 10.4.2, 10.5.x <= 10.5.0, 9.11.x <= 9.11.10 fail to properly validate permissions for the API endpoint /plugins/playbooks/api/v0/signal/keywords/ignore-thread, allowing any user or attacker to delete posts containing actions created by the Playbooks bot, even without channel access or appropriate permissions.
References
- ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2025-41423
- WEB https://github.com/mattermost/mattermost-plugin-playbooks/commit/f9f7064e4d9f3918d66bac1f5f9eb28f0723464b
- WEB https://github.com/mattermost/mattermost/commit/2b5275d87136f07e016c8eca09a2f004b31afc8a
- PACKAGE https://github.com/mattermost/mattermost-plugin-playbooks
- WEB https://mattermost.com/security-updates
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