What is CVE-2014-1686?

CVE-2014-1686 is a medium-severity vulnerability in MediaWiki, classified under Information Disclosure. CVSS score: 5.3/10. Published 2018-04-16.

How severe is CVE-2014-1686?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in MediaWiki

CVE-2014-1686

MediaWiki 1.18.0 allows remote attackers to obtain the installation path via vectors related to thumbnail creation.

Vulnerability class: Information Disclosure

Published 2018-04-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.020 (80.3th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.020 · change: -0.000

Affected products

MediaWiki — versions 1.18.0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

exchange.xforce.ibmcloud.com/vulnerabilities/91847 (VDB Entry, Third Party Advisory, vdb-entry)
packetstormsecurity.com/files/125682 (VDB Entry, Third Party Advisory)
www.securityfocus.com/bid/66141 (VDB Entry, Third Party Advisory, vdb-entry)
seclists.org/fulldisclosure/2014/Mar/102 (mailing-list, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2014-1686?: CVE-2014-1686 is a medium-severity vulnerability in MediaWiki, classified under Information Disclosure. CVSS score: 5.3/10. Published 2018-04-16.
How severe is CVE-2014-1686?: Medium severity. CVSS v3 base score is 5.3 out of 10.