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CVE-2016-6336

23
FAUCET Score

CVE-2016-6336 is a medium-severity vulnerability affecting MediaWiki versions before 1.23.15, 1.26.4, and 1.27.1. It allows authenticated users with undelete permissions to bypass revision deletion restrictions via Special:Undelete, effectively removing the deletion status of file revisions. The vulnerability has a CVSS score of 6.5, indicating a network-based attack with low complexity that can lead to high integrity impact, but no confidentiality or availability impact. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.23.14CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
1.26.0CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:1.26.0:*:*:*:*:*:*:*
1.26.1CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:1.26.1:*:*:*:*:*:*:*
1.26.2CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:1.26.2:*:*:*:*:*:*:*
1.26.3CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:1.26.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.96%
Probability of exploitation in next 30 days
EPSS Percentile
58.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0096 is in the 71st percentile among its peer group of 21,974 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

bugzilla.redhat.com / show_bug.cgi
Issue Tracking
lists.wikimedia.org / pipermail/mediawiki-announce/2016-August/000195.html
Mailing ListPatchVendor Advisory
phabricator.wikimedia.org / T132926
PatchThird Party Advisory