Vulnerability in MediaWiki

CVE-2016-6336

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.010 (60.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2016-6336: held from 0.010 to 0.010.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

  • MediaWiki — versions 1.26.0, 1.26.1, 1.26.2

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2016-6336?
CVE-2016-6336 is a medium-severity vulnerability in MediaWiki, classified under Improper Access Control. CVSS score: 6.5/10. Published 2017-04-20.
How severe is CVE-2016-6336?
Medium severity. CVSS v3 base score is 6.5 out of 10.