CVE-2026-1391

MEDIUMCVSS 5.3/10EPSS 0.25%

Last modified

CVE-2026-1391 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. The Vzaar Media Management plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in all versions up to, and including, 1.2 due to insufficient input sanitization and output escaping on the $_SERVER['PHP_SELF'] variable. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

The Vzaar Media Management plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in all versions up to, and including, 1.2 due to insufficient input sanitization and output escaping on the $_SERVER['PHP_SELF'] variable. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Metrics

CVSS 3.1
5.3/10

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

EPSS Probability
0.25%

16.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-1391?
The Vzaar Media Management plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in all versions up to, and including, 1.2 due to insufficient input sanitization and output escaping on the $_SERVER['PHP_SELF'] variable. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
How severe is CVE-2026-1391?
CVE-2026-1391 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2026-1391?
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-2026-1391?

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

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Source: NVD / NIST