CVE-2026-12882 | Mattermost up to 10.11.22/11.7.7/11.8.4/11.9.0 Markdown Autolink Parser resource consumption

SecurityVulns
Yanac

A vulnerability classified as problematic has been found in Mattermost up to 10.11.22/11.7.7/11.8.4/11.9.0. Impacted is an unknown function of the component Markdown Autolink Parser. This manipulation causes resource consumption.

This vulnerability is tracked as CVE-2026-12882. The attack is possible to be carried out remotely. No exploit exists.

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