CVE-2026-30838 | thephpleague commonmark up to 2.8.0 PHP Markdown Parser cross site scripting (GHSA-4v6x-c7xx-hw9f)
A vulnerability was found in thephpleague commonmark up to 2.8.0. It has been classified as problematic. This issue affects some unknown processing of the component PHP Markdown Parser. Performing a manipulation results in cross site scripting.
This vulnerability was named CVE-2026-30838. The attack may be initiated remotely. There is no available exploit.
Upgrading the affected component is recommended.