CVEvulnerability
CVE-2021-42041
6.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-10-06
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-79
Description
An issue was discovered in CentralAuth in MediaWiki through 1.36.2. The rightsnone MediaWiki message was not being properly sanitized and allowed for the injection and execution of HTML and JavaScript via the setchange log.
Affected configurations
• mediawiki mediawiki (<= 1.36.2)
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://gerrit.wikimedia.org/r/q/I7aeaa6e4de5ccaa5eeb6bf4fb00c96b01d5fea35 Patch, Vendor Advisory
- https://phabricator.wikimedia.org/T291696 Exploit, Patch, Vendor Advisory
- https://gerrit.wikimedia.org/r/q/I7aeaa6e4de5ccaa5eeb6bf4fb00c96b01d5fea35 Patch, Vendor Advisory
- https://phabricator.wikimedia.org/T291696 Exploit, Patch, Vendor Advisory