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High · 7.5 CVE-2018-25246 EUVD-2018-21765

Wikipedia 12.0 Denial of Service via Search

Published Apr 4, 2026 · Updated Apr 6, 2026 · Assigned by VulnCheck

Description

Wikipedia 12.0 contains a denial of service vulnerability that allows unauthenticated attackers to crash the application by submitting oversized input through the search functionality. Attackers can paste a large buffer of repeated characters into the search bar to trigger an application crash.

Affected products

VendorProductAffectedFixed
Wikipedia Wikipedia 12.0 —

References