CVE-2025-3516: simple lightbox vulnerability

The Simple Lightbox WordPress plugin before 2.9.4 does not validate and escape some of its attributes before outputting them back in a page/post, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
CVE-2025-3516CVSS 5.9CMS

CVE-2025-3516: simple lightbox vulnerability

The Simple Lightbox WordPress plugin before 2.9.4 does not validate and escape some of its attributes before outputting them back in a page/post, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

CVSS
5.9 MEDIUM
EPSS
19.93%
Known exploited
not in KEV
Product
simple lightbox

What is known

The Simple Lightbox WordPress plugin before 2.9.4 does not validate and escape some of its attributes before outputting them back in a page/post, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Sources

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