XSS in MediaWiki
CVE-2015-8622
Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named "javascript:alert('XSS!')."
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 (72.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.8% 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 1.24.0, 1.24.1, 1.24.2
Weakness classification (CWE)
References
- lists.wikimedia.org/pipermail/mediawiki-announce/2015-December/000186.html (Vendor Advisory, mailing-list, Patch, Release Notes)
- www.openwall.com/lists/oss-security/2015/12/23/7 (mailing-list, Patch, Mailing List, Third Party Advisory)
- phabricator.wikimedia.org/T117899 (Patch, Third Party Advisory, Issue Tracking)
- www.openwall.com/lists/oss-security/2015/12/21/8 (mailing-list, Patch, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2015-8622?
- CVE-2015-8622 is a medium-severity vulnerability in MediaWiki, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-03-23.
- How severe is CVE-2015-8622?
- Medium severity. CVSS v3 base score is 6.1 out of 10.