CVE-2021-30154
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-30154
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-30154.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-30154
- Aliases
- Downstream
- Published
- 2021-04-06T07:15:12.357Z
- Modified
- 2025-11-14T11:49:37.824997Z
- Severity
-
- 6.1 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. On Special:NewFiles, all the mediastatistics-header-* messages are output in HTML unescaped, leading to XSS.
- References
-
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26UJGHF7LJDOCQN6A3Z4PM7PYRKENJHE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2OMSV7B2TCFBOCICN3B4SMQP5HVRJQIT/
- https://phabricator.wikimedia.org/T278014
- https://security.gentoo.org/glsa/202107-40
- https://www.debian.org/security/2021/dsa-4889
Affected packages
Git / github.com/wikimedia/mediawiki
Affected ranges
- Type
- GIT
- Repo
- https://github.com/wikimedia/mediawiki
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed