CVE-2025-14822 | Mattermost up to 10.11.8/11.1.x HTTP Request algorithmic complexity

January 16, 2026 Yanac

A vulnerability was found in Mattermost up to 10.11.8/11.1.x and classified as problematic. Affected by this issue is some unknown functionality of the component HTTP Request Handler. The manipulation results in inefficient algorithmic complexity.

This vulnerability is reported as CVE-2025-14822. The attack can be launched remotely. No exploit exists.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More