CVE-2026-15731

MEDIUM 6.4

WP Multilang – Translation and Multilingual Plugin <= 2.4.31 - Authenticated (Contributor+) Stored Cross-Site Scripting via Post Content

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

The WP Multilang – Translation and Multilingual Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the post content in all versions up to, and including, 2.4.31 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CWE	CWE-79
Vendor	magazine3
Product	wp multilang – translation and multilingual plugin
Published	Sep 24, 2026

Stay Ahead of the Next One

Get instant alerts for magazine3 wp multilang – translation and multilingual plugin

Be the first to know when new medium vulnerabilities affecting magazine3 wp multilang – translation and multilingual plugin are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

magazine3 / WP Multilang – Translation and Multilingual Plugin

0 ≤ 2.4.31

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/31c7b12c-eaab-405e-90da-3c5e8ab47245?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3637485/

Credits

Athiwat Tiprasaharn (Jitlada) Itthidej Aramsri (Boeing777)