CVE-2026-116877 Semantic MediaWiki 2.5.0 before 7.3.1 Resource Exhaustion via #set_recurring_event

Semantic MediaWiki from 2.5.0 before 7.3.1 contains an uncontrolled resource consumption vulnerability that allows low-privilege editors to bypass smwgMaxNumRecurringEvents by supplying a large limit parameter. Attackers can save pages using setrecurringevent without an end date to generate...

CVE-2026-116877

Semantic MediaWiki versions 2.5.0 before 7.3.1 are vulnerable to an uncontrolled resource consumption vulnerability. Low-privilege editors can bypass the smwgMaxNumRecurringEvents restriction by providing a large limit parameter when using the #set_recurring_event function. By saving pages withou...