CVE-2026-103050 | Wikimedia Foundation MediaWiki up to 1.46.0/1.45.4/1.43.9 MassMessage cross site scripting

September 30, 2026 Yanac

A vulnerability has been found in Wikimedia Foundation MediaWiki up to 1.46.0/1.45.4/1.43.9 and classified as problematic. Affected by this issue is some unknown functionality of the component MassMessage. This manipulation causes cross site scripting.

This vulnerability is handled as CVE-2026-103050. The attack can be initiated remotely. There is not any exploit available.

The affected component should be upgraded.VulDB Recent EntriesRead More