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Medium severity5.7NVD Advisory· Published May 26, 2024· Updated Jun 17, 2026

CVE-2024-36255

CVE-2024-36255

Description

Mattermost versions 9.5.x <= 9.5.3, 9.6.x <= 9.6.1 and 8.1.x <= 8.1.12 fail to perform proper input validation on post actions which allows an attacker to run a playbook checklist task command as another user via creating and sharing a deceptive post action that unexpectedly runs a slash command in some arbitrary channel.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Mattermost/Mattermostv53 versions
    9.5.0+ 2 more
    • (no CPE)range: 9.5.0
    • (no CPE)range: <=9.5.3, <=9.6.1, <=8.1.12
    • cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*range: >=8.1.0,<8.1.13

Patches

Vulnerability mechanics

References

1

News mentions

0

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