CVE-2026-86435 | thephpleague commonmark up to 2.8.3 Footnote extension denial of service

A vulnerability classified as problematic was found in thephpleague commonmark up to 2.8.3. This affects an unknown part of the component Footnote extension. The manipulation results in denial of service.

This vulnerability was named CVE-2026-86435. The attack may be performed from remote. There is no available exploit.

Upgrading the affected component is advised.VulDB Recent EntriesRead More