Vulnerability in MediaWiki
CVE-2021-41801
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)
EPSS: 0.011 (62.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Mediawiki
- N/a — versions n/a
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, x_refsource_MISC, Issue Tracking, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2021-41801?
- CVE-2021-41801 is a high-severity vulnerability in MediaWiki. CVSS score: 8.8/10. Published 2021-10-11.
- How severe is CVE-2021-41801?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-41801 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.