What is CVE-2017-0369?

CVE-2017-0369 is a medium-severity vulnerability in MediaWiki, classified under Incorrect Default Permissions. CVSS score: 6.5/10. Published 2018-04-13.

How severe is CVE-2017-0369?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in MediaWiki

CVE-2017-0369

Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw, allowing a sysops to undelete pages, although the page is protected against it.

Published 2018-04-13 · last modified 2026-06-17.

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: 0.012 (66.1th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: -0.000

Affected products

MediaWiki
Debian Linux — versions 7.0

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

lists.wikimedia.org/pipermail/mediawiki-announce/2017-April/000207.html (Vendor Advisory, mailing-list)
security-tracker.debian.org/tracker/CVE-2017-0369 (Third Party Advisory)
phabricator.wikimedia.org/T108138 (Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2017-0369?: CVE-2017-0369 is a medium-severity vulnerability in MediaWiki, classified under Incorrect Default Permissions. CVSS score: 6.5/10. Published 2018-04-13.
How severe is CVE-2017-0369?: Medium severity. CVSS v3 base score is 6.5 out of 10.