Rapid7 Vulnerability & Exploit Database

MediaWiki: Information Exposure (CVE-2021-31547)

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MediaWiki: Information Exposure (CVE-2021-31547)

Severity
4
CVSS
(AV:N/AC:L/Au:S/C:P/I:N/A:N)
Published
04/22/2021
Created
04/27/2021
Added
04/26/2021
Modified
07/15/2022

Description

An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. Its AbuseFilterCheckMatch API reveals suppressed edits and usernames to unprivileged users through the iteration of crafted AbuseFilter rules.

Solution(s)

  • mediawiki-upgrade-latest

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