MEDIUMCVSS v3.1 4.3Vulnerability
CVE-2026-13411
Mattermost versions 11.7.x <= 11.7.11 fail to validate null elements when decoding playbook import conditions which allows an authenticated attacker to crash the Playbooks plugin instance-wide via a crafted import request containing a null condition. Mattermost Advisory ID: MMSA-2026-00709
Properties
- Severity
- MEDIUM
- Nvd fetched at
- 2026-10-22T22:14:18.200859+00:00
- Cvss score
- 4.3
- Cvss severity
- MEDIUM
- Retrieved at
- 2026-10-22T22:16:40+00:00
- Score
- 4.3
- Last source
- NVD
- Cvss version
- 3.1
- Cve id
- CVE-2026-13411
- Cvss vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- First seen by Signal
- 2026-10-22T14:08:40+00:00
- Vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- Published at
- 2026-10-22T11:17:52.843
- Last modified
- 2026-10-22T17:36:46.950
Related Entities (1)
HAS_WEAKNESS (1)
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