XSS in MediaWiki
CVE-2012-4378
Multiple cross-site scripting (XSS) vulnerabilities in MediaWiki before 1.18.5 and 1.19.x before 1.19.2, when unspecified JavaScript gadgets are used, allow remote attackers to inject arbitrary web script or HTML via the userlang parameter to w/index.php.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.015 (74.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- MediaWiki — versions 1.19.0, 1.19.1
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2012/08/31/6 (mailing-list, Patch, Mailing List, Third Party Advisory)
- lists.wikimedia.org/pipermail/mediawiki-announce/2012-August/000119.html (Vendor Advisory, mailing-list, Patch)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- phabricator.wikimedia.org/T39587 (Patch, Issue Tracking, Vendor Advisory)
- www.openwall.com/lists/oss-security/2012/08/31/10 (mailing-list, Patch, Mailing List, Third Party Advisory)
- bugs.debian.org/cgi-bin/bugreport.cgi (Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2012-4378?
- CVE-2012-4378 is a medium-severity vulnerability in MediaWiki, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-10-26.
- How severe is CVE-2012-4378?
- Medium severity. CVSS v3 base score is 6.1 out of 10.