CVE-2026-116516
MEDIUM
NVD
CVSS Score
6.5
Severity
MEDIUM
Published
Oct 26, 2026
Vendor
unknown
Description
Mattermost versions <=11.9 11.1.9 11.5.8 11.10.7.0 fail to validate Zoom chat line length before slicing which allows an authenticated attacker to crash the Agents plugin via summarizing a Zoom chat transcription containing short continuation lines. Mattermost Advisory ID: MMSA-2026-00723