CVE-2025-48360: WordPress Varnish/Nginx Proxy Caching plugin <= 1.8.3 - Cross Site Scripting (XSS) vulnerability

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-08-28 · updated 2026-10-18
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Razvan Stanga Varnish/Nginx Proxy Caching vcaching allows Stored XSS.This issue affects Varnish/Nginx Proxy Caching: from n/a through <= 1.8.3.

Affected products

Razvan Stanga Varnish/Nginx Proxy Caching: through 1.8.3

References

https://patchstack.com/database/Wordpress/Plugin/vcaching/vulnerability/wordpress-varnish-nginx-proxy-caching-plugin-1-8-3-cross-site-scripting-xss-vulnerability?_s_id=cve

Get alerted when CVE-2025-48360 or the next vulnerability affects your stack