CVE-2014-5240

Cross-site scripting (XSS) vulnerability in wp-includes/pluggable.php in WordPress before 3.9.2,...

2.1 LowFix available

Cross-site scripting (XSS) vulnerability in wp-includes/pluggable.php in WordPress before 3.9.2, when Multisite is enabled, allows remote authenticated administrators to inject arbitrary web script or HTML, and obtain Super Admin privileges, via a crafted avatar URL.

Exploit likelihood

2.20%Up 1.1 points since Feb 4, 2022

What each source reports

NVD Score used 2.1

Record: CVE-2014-5240
CVSS 2.0: 2.1 LowAV:N/AC:H/Au:S/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE List No score

Record: CVE-2014-5240
Updated: 2026-11-02

EUVDEUVD-2014-5138 No score

Record: EUVD-2014-5138
Updated: 2026-11-03

GitHub AdvisoriesGHSA-324x-63mr-8cqc No score

Cross-site scripting (XSS) vulnerability in wp-includes/pluggable.php in WordPress before 3.9.2,...

Record: GHSA-324x-63mr-8cqc
Weakness: CWE-79
Updated: 2026-11-02

OSV No score

Record: CVE-2014-5240
Updated: 2026-11-02

OSVDEBIAN-CVE-2014-5240 No score

Record: DEBIAN-CVE-2014-5240
Updated: 2026-11-02

OSVUBUNTU-CVE-2014-5240 No score

Record: UBUNTU-CVE-2014-5240
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`wordpress` Debian:12	before 3.9.2+dfsg-1	3.9.2+dfsg-1
`wordpress` Debian:13	before 3.9.2+dfsg-1	3.9.2+dfsg-1
`wordpress` Debian:14	before 3.9.2+dfsg-1	3.9.2+dfsg-1
`wordpress` Debian:6.0 From an advisory covering 6 CVEs	before 3.6.1+dfsg-1~deb6u5, plus listed versions 3.0.4+dfsg-13.0.5+dfsg-0+squeeze13.0.5+dfsg-13.2.1+dfsg-13.2.1+dfsg-2 Show 21 moreShow less 3.2.1+dfsg-33.3+dfsg-13.3.1+dfsg-13.3.2+dfsg-13.3.2+dfsg-1~squeeze13.4+dfsg-13.4+dfsg-23.4+dfsg-33.4.1+dfsg-13.4.2+dfsg-13.5+dfsg-13.5.1+dfsg-13.5.1+dfsg-23.5.2+dfsg-13.5.2+dfsg-1~deb6u13.5.2+dfsg-1~deb7u13.6+dfsg-13.6.1+dfsg-1~deb6u13.6.1+dfsg-1~deb6u23.6.1+dfsg-1~deb6u33.6.1+dfsg-1~deb6u4	3.6.1+dfsg-1~deb6u5
`wordpress` Debian:7 From an advisory covering 6 CVEs	before 3.6.1+dfsg-1~deb7u4, plus listed versions 3.5.1+dfsg-23.5.2+dfsg-13.5.2+dfsg-1~deb6u13.5.2+dfsg-1~deb7u13.6+dfsg-1 Show 12 moreShow less 3.6.1+dfsg-1~deb6u13.6.1+dfsg-1~deb6u23.6.1+dfsg-1~deb6u33.6.1+dfsg-1~deb6u43.6.1+dfsg-1~deb6u53.6.1+dfsg-1~deb6u63.6.1+dfsg-1~deb6u73.6.1+dfsg-1~deb6u83.6.1+dfsg-1~deb6u93.6.1+dfsg-1~deb7u13.6.1+dfsg-1~deb7u23.6.1+dfsg-1~deb7u3	3.6.1+dfsg-1~deb7u4
`wordpress` Ubuntu:14.04:LTS	before 3.8.2+dfsg-1ubuntu0.1, plus listed versions 3.6.1+dfsg-13.7.1+dfsg-13.8.1+dfsg-13.8.1+dfsg1-23.8.2+dfsg-1	3.8.2+dfsg-1ubuntu0.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2014-5240 is a low vulnerability (CVSS 2.1) in Wordpress, published August 9, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.20%, the 82nd percentile. Fixed in wordpress 3.9.2+dfsg-1.