vulnerability
Gentoo Linux: CVE-2021-30458: MediaWiki: Multiple vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Apr 9, 2021 | Jul 19, 2021 | Mar 31, 2026 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Apr 9, 2021
Added
Jul 19, 2021
Modified
Mar 31, 2026
Description
An issue was discovered in Wikimedia Parsoid before 0.11.1 and 0.12.x before 0.12.2. An attacker can send crafted wikitext that Utils/WTUtils.php will transform by using a <meta> tag, bypassing sanitization steps, and potentially allowing for XSS.
Solution
gentoo-linux-upgrade-www-apps-mediawiki
Rapid7 Labs
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