How severe is CVE-2026-4665?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in Shapedplugin Carousel, Slider, Photo Gallery With Lightbox, Video By Wp Carousel

CVE-2026-4665

The WP Carousel Free plugin for WordPress is vulnerable to Stored Cross-Site Scripting via crafted fancybox `data-caption` attributes in all versions up to, and including, 2.7.10. This is due to the `fancybox-config.js` script reading the…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (10.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Shapedplugin Carousel, Slider, Photo Gallery With Lightbox, Video By Wp Carousel — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-4665?: CVE-2026-4665 is a medium-severity vulnerability in Shapedplugin Carousel, Slider, Photo Gallery With Lightbox, Video By Wp Carousel, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-05-05.
How severe is CVE-2026-4665?: Medium severity. CVSS v3 base score is 6.4 out of 10.