Vulnerability in MediaWiki Createredirect
CVE-2022-29547
The CreateRedirect extension before 2022-04-14 for MediaWiki does not properly check whether the user has permissions to edit the target page. This could lead to an unauthorised (or blocked) user being able to edit a page.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.010 (61.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000
Affected products
Weakness classification (CWE)
References
- phabricator.wikimedia.org/T306174 (Vendor Advisory)
- phabricator.miraheze.org/T9061 (Third Party Advisory, Issue Tracking)
- gerrit.wikimedia.org/r/c/mediawiki/extensions/CreateRedirect/+/780567 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-29547?
- CVE-2022-29547 is a high-severity vulnerability in MediaWiki Createredirect, classified under Incorrect Default Permissions. CVSS score: 7.5/10. Published 2022-04-21.
- How severe is CVE-2022-29547?
- High severity. CVSS v3 base score is 7.5 out of 10.