CVEvulnerability
CVE-2021-41801
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-10-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.5 MEDIUM — AV:N/AC:L/Au:S/C:P/I:P/A:P
Description
The ReplaceText extension through 1.41 for MediaWiki has Incorrect Access Control. When a user is blocked after submitting a replace job, the job is still run, even if it may be run at a later time (due to the job queue backlog)
Affected configurations
• mediawiki mediawiki (< 1.31.16)
• mediawiki mediawiki (>= 1.35.0 < 1.35.4)
• mediawiki mediawiki (>= 1.36.0 < 1.36.2)
References
- https://lists.wikimedia.org/hyperkitty/list/wikitech-l%40lists.wikimedia.org/thread/2IFS5CM2YV4VMSODPX3J2LFHKSEWVFV5/ lists.wikimedia.org
- https://phabricator.wikimedia.org/T279090 Issue Tracking, Patch, Vendor Advisory
- https://lists.wikimedia.org/hyperkitty/list/wikitech-l%40lists.wikimedia.org/thread/2IFS5CM2YV4VMSODPX3J2LFHKSEWVFV5/ lists.wikimedia.org
- https://phabricator.wikimedia.org/T279090 Issue Tracking, Patch, Vendor Advisory