What’s Vulnerable › Vulnerabilities
CVE-2023-2791: Playbooks lets you edit arbitrary posts
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2023-06-16 · updated 2026-06-17
- Weakness: CWE-862
Description
When creating a playbook run via the /dialog API, Mattermost fails to validate all parameters, allowing an authenticated attacker to edit an arbitrary channel post.
Affected products
- Mattermost App Framework: from 7.7.0 through 7.7.3; from 7.8.0 through 7.8.2; from 7.9.0 through 7.9.1; 7.10.0
References
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