vulnerability
MediaWiki: CVE-2021-42043: Improper Neutralization of Input During Web Page Generation
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Oct 6, 2021 | Nov 26, 2021 | May 6, 2026 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Oct 6, 2021
Added
Nov 26, 2021
Modified
May 6, 2026
Description
An issue was discovered in Special:MediaSearch in the MediaSearch extension in MediaWiki through 1.36.2. The suggestion text (a parameter to mediasearch-did-you-mean) was not being properly sanitized and allowed for the injection and execution of HTML and JavaScript via the intitle: search operator within the query.
Solution
mediawiki-upgrade-latest
Rapid7 Labs
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