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MediaWiki Incorrect Permission Assignment for Critical Resource Vulnerability (CVE-2021-30156) - Vulnerability Database

MediaWiki Incorrect Permission Assignment for Critical Resource Vulnerability (CVE-2021-30156)

Description

An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Special:Contributions can leak that a "hidden" user exists.

References

CVE-2021-30156

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Severity

Medium

Classification

CVE-2021-30156
CWE-732
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Tags

Missing Update
Known Vulnerabilities