/
DirectorySecurity Advisories
Sign In
Security Advisories

CGA-rp8x-6qh6-jqf5

Published

Last updated

https://images.chainguard.dev/security/CGA-rp8x-6qh6-jqf5
Package

mattermost-fips-10.7

Repository

Chainguard

Latest Update
Fixed
Fixed Version

10.7.1-r1

Aliases
  • CVE-2025-20621
  • GHSA-w6xh-c82w-h997

Severity

Unknown

Summary

Mattermost webapp crash via a crafted post

Description

Mattermost versions 10.2.x <= 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly handle posts with attachments containing fields that cannot be cast to a String, which allows an attacker to cause the webapp to crash via creating and sending such a post to a channel.

References

  • https://nvd.nist.gov/vuln/detail/CVE-2025-20621

Updates


Safe Source for Open Sourceâ„¢
Media KitContact Us
© 2025 Chainguard. All Rights Reserved.
Private PolicyTerms of Use

Products

Chainguard ContainersChainguard LibrariesChainguard VMs