CVE-2026-34086 AbuseFilter misuses ::userCanBitfield, exposing access-controlled information

Vulnerability in Wikimedia Foundation AbuseFilter. This issue affects AbuseFilter: from before 1.43.7, 1.44.4, 1.45.2...

CVE-2026-34086

CVE-2026-34086 affects the Wikimedia Foundation AbuseFilter component. The CVE describes AbuseFilter misusing the ::userCanBitfield mechanism, exposing access-controlled information. Affected versions are AbuseFilter prior to 1.43.7, 1.44.4, 1.45.2. Debian’s security advisory and related CVE post...

Wikimedia AbuseFilter 输入验证错误漏洞

Wikimedia AbuseFilter is an editing filter tool developed by the Wikimedia Foundation, designed to automatically filter and block suspicious edits, account creation, and other disruptive activities based on custom rules. Versions of Wikimedia AbuseFilter prior to 1.43.7, as well as versions 1.44....