CVE-2026-109234 Meow Lightbox WordPress Plugin - Stored XSS

Meow Lightbox WordPress plugin <= 5.6.4 contains a stored cross-site scripting caused by insufficient input sanitization and output escaping in 'post_content' parameter, letting unauthenticated attackers execute arbitrary JavaScript, exploit requires specific plugin settings and stored HTML submission surface.

CVSS base score 7.2 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.38% chance of exploitation in 30 days
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