CVE-2016-6336

Name: CVE-2016-6336
Creator: NVD / NIST
Published: 2017-04-20T17:59:00.743+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.96%

Last modified Jun 17, 2026

CVE-2016-6336 is a vulnerability of currently unknown severity. MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1 allows remote authenticated users with undelete permissions to bypass intended suppressrevision and deleterevision restrictions and remove the revision deletion status of arbitrary file revisions by using Special:Undelete.. EPSS estimates a 0.96% chance of exploitation in the next 30 days.

Description

MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1 allows remote authenticated users with undelete permissions to bypass intended suppressrevision and deleterevision restrictions and remove the revision deletion status of arbitrary file revisions by using Special:Undelete.

Metrics

EPSS Probability

0.96%

57.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Mediawiki	Mediawiki	<= 1.23.14
Mediawiki	Mediawiki	1.26.0
Mediawiki	Mediawiki	1.26.1
Mediawiki	Mediawiki	1.26.2
Mediawiki	Mediawiki	1.26.3
Mediawiki	Mediawiki	1.26.4
Mediawiki	Mediawiki	1.27.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=1369613Issue Tracking
https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.htmlMailing List, Patch, Vendor Advisory
https://phabricator.wikimedia.org/T132926Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1369613Issue Tracking
https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.htmlMailing List, Patch, Vendor Advisory
https://phabricator.wikimedia.org/T132926Patch, Third Party Advisory

Timeline

Published: Apr 20, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-6336?

How severe is CVE-2016-6336?

Severity scoring for CVE-2016-6336 is pending analysis. The EPSS model estimates a 0.96% probability of exploitation in the next 30 days.

How do I fix CVE-2016-6336?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-6336?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST