CVE-2015-3438

Name: CVE-2015-3438
Creator: NVD / NIST
Published: 2015-08-05T01:59:00.09+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 8.47%

Last modified Jun 17, 2026

CVE-2015-3438 is a vulnerability of currently unknown severity. Multiple cross-site scripting (XSS) vulnerabilities in WordPress before 4.1.2, when MySQL is used without strict mode, allow remote attackers to inject arbitrary web script or HTML via a (1) four-byte UTF-8 character or (2) invalid character that reaches the database layer, as demonstrated by a crafted character in a comment.. EPSS estimates a 8.47% chance of exploitation in the next 30 days.

Description

Multiple cross-site scripting (XSS) vulnerabilities in WordPress before 4.1.2, when MySQL is used without strict mode, allow remote attackers to inject arbitrary web script or HTML via a (1) four-byte UTF-8 character or (2) invalid character that reaches the database layer, as demonstrated by a crafted character in a comment.

Metrics

EPSS Probability

8.47%

94.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Wordpress	Wordpress	<= 4.1.1
Debian	Debian Linux	7.0
Debian	Debian Linux	8.0

References

Timeline

Published: Aug 5, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-3438?

How severe is CVE-2015-3438?

Severity scoring for CVE-2015-3438 is pending analysis. The EPSS model estimates a 8.47% probability of exploitation in the next 30 days.

How do I fix CVE-2015-3438?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-3438?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST