CSRF in MediaWiki
CVE-2020-35626
An issue was discovered in the PushToWatch extension for MediaWiki through 1.35.1. The primary form did not implement an anti-CSRF token and therefore was completely vulnerable to CSRF attacks against onSkinAddFooterLinks in PushToWatch.php.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (41.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
Weakness classification (CWE)
References
- phabricator.wikimedia.org/T268641 (Third Party Advisory)
- gerrit.wikimedia.org/r/q/14dc79b1f44c2a1ca6b1192284206c7b8626fb57 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-35626?
- CVE-2020-35626 is a high-severity vulnerability in MediaWiki, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2020-12-21.
- How severe is CVE-2020-35626?
- High severity. CVSS v3 base score is 8.8 out of 10.