Information disclosure in MediaWiki
CVE-2016-6332
MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1, when $wgBlockDisablesLogin is true, might allow remote attackers to obtain sensitive information by leveraging failure to terminate sessions when a user account is blocked.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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 1.26.0, 1.26.1, 1.26.2
Weakness classification (CWE)
References
- lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.html (Vendor Advisory, mailing-list, Patch, Mailing List)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- phabricator.wikimedia.org/T129738 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-6332?
- CVE-2016-6332 is a high-severity vulnerability in MediaWiki, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-04-20.
- How severe is CVE-2016-6332?
- High severity. CVSS v3 base score is 7.5 out of 10.