CVE-2024-3903

HIGH

Add Custom CSS and JS < 1.20 - Cross-Site Request Forgery and Stored Cross-Site Scripting

Title source: llm

Description

The Add Custom CSS and JS WordPress plugin through 1.20 does not have CSRF check in some places, and is missing sanitisation as well as escaping, which could allow attackers to make logged in as author and above add Stored XSS payloads via a CSRF attack

References (1)

Core 1

Core References

Exploit, Third Party Advisory exploit vdb-entry technical-description

https://wpscan.com/vulnerability/0a0e7bd4-948d-47c9-9219-380bda9f3034/

Scores

CVSS v3 7.1

EPSS 0.0021

EPSS Percentile 11.5%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact partial

Details

CWE

CWE-352

Status published

Products (1)

technologicx/add_custom_css_and_js < 1.20

Published May 14, 2024

Tracked Since Feb 18, 2026