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MediaWiki Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2021-31549) - Vulnerability Database

MediaWiki Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2021-31549)

Description

An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. The Special:AbuseFilter/examine form allowed for the disclosure of suppressed MediaWiki usernames to unprivileged users.

References

CVE-2021-31549

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Severity

Medium

Classification

CVE-2021-31549
CWE-200
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Tags

Missing Update
Known Vulnerabilities