CVE-2026-46601 Affecting mattermost-11.5-fips package, versions <11.5.7-r4


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.61% (47th percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-MATTERMOST115FIPS-17941743
  • published11 Jul 2026
  • disclosed25 Jun 2026

Introduced: 25 Jun 2026

CVE-2026-46601  (opens in a new tab)

How to fix?

Upgrade Minimos:latest mattermost-11.5-fips to version 11.5.7-r4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mattermost-11.5-fips package and not the mattermost-11.5-fips package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

The webp decoder can panic when processing a VP8 chunk with dimensions that do not match the canvas size.