CVE-2014-5240

2.1 LOW 2% exploit odds Fix listed

What it is

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.

At a glance

Exploitability: Can be exploited over the network with a login. Limited direct impact.
Exploit odds: 2.2% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2014-08-18 11:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:11 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 2.2% in the next 30 days (EPSS).
Severity: 2.1 LOW (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2014-08-18 11:15 UTC
Last modified: 2026-06-17 00:11 UTC
Exploit probability: 2.2% · EPSS, next 30 days
Weakness: CWE-79 · Cross-site scripting
Record status: Modified

Affected

WordPress ≤ 3.9.1
WordPress 3.0
WordPress 3.0.1
WordPress 3.0.2
WordPress 3.0.3
WordPress 3.0.4
WordPress 3.0.5
WordPress 3.0.6

Attack profile CVSS 2.0 · 2.1

Attack vector: Network
Complexity: High
Authentication: Single
Confidentiality: None
Integrity: Partial
Availability: None

Raw vector

AV:N/AC:H/Au:S/C:N/I:P/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2014-5240.md and follow it. Check whether this project is affected by CVE-2014-5240. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record