CVE-2021-41801
8.8
HIGH
CVSS 3.1
EPSS 0.38%
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)
How to fix CVE-2021-41801
To remediate CVE-2021-41801, upgrade the affected package to a fixed version below.
- Bitnami/mediawiki—upgrade to 1.31.16 or later
- —upgrade to 1:1.35.4-1~deb11u1 or later
Is CVE-2021-41801 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.31.16, >= 1.35.0, < 1.35.4, >= 1.36.0, < 1.36.2
- from 0, < 1:1.35.4-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |