EUVD-2026-102750

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

CVE-2026-16251: Allocation of Resources Without Limits or Throttling

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

PT-2026-41349

Name of the Vulnerable Software and Affected Versions Mattermost versions 11.5.0 through 11.5.1 Mattermost versions 10.11.0 through 10.11.13 Mattermost versions 11.4.0 through 11.4.3 Description Failure to validate the response body of proxied images allows a remote attacker to cause a client-sid...

PT-2026-33887

GitHub Security Lab GHSL Vulnerability Report, rembg: GHSL-2024-161, GHSL-2024-162 The GitHub Security Lab team has identified potential security vulnerabilities in rembg. We are committed to working with you to help resolve these issues. In this report you will find everything you need to...