Is CVE-2026-116876 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-116876?

CVE-2026-116876 has a CVSS v3 severity of HIGH (7.1).

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CVE-2026-116876

Description

Semantic MediaWiki from 2.5.0 before 7.3.1 contains an improper authorization vulnerability that allows ordinary editors to permanently protect pages by adding an Is edit protected annotation. When $smwgEditProtectionRight is enabled, EditProtectionUpdater applies indefinite edit and move restrictions without checking the author's rights, locking other editors and administrators out.