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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-116516

Insufficient length validation when parsing Zoom chat transcriptions

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Status
Published
Published
Updated
Assigning organization
Mattermost

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

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mattermost Mattermost

Default version status: unaffected

  • <=11.9 11.1.9 11.5.8 11.10.7.0 to ≤ <=11.9 11.1.9 11.5.8 11.10.7.0affected
  • 11.10.0unaffected
  • 11.9.2unaffected
  • 11.8.6unaffected
  • 11.7.11unaffected

References