CVE-2025-3433: Advanced Advertising System <= 1.3.1 - Open Redirect

6.1 CVSS

Description

The Advanced Advertising System plugin for WordPress is vulnerable to Open Redirect in all versions up to, and including, 1.3.1. This is due to insufficient validation on the redirect url supplied via the 'redir' parameter. This makes it possible for unauthenticated attackers to redirect users to potentially malicious sites if they can successfully trick them into performing an action.

Classification

CVE ID: CVE-2025-3433

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.1

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

Problem Types

CWE-601 URL Redirection to Untrusted Site ('Open Redirect')

Affected Products

Vendor: smartdevth

Product: Advanced Advertising System

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 6.63% (scored less or equal to compared to others)

EPSS Date: 2025-04-18 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-3433
https://www.wordfence.com/threat-intel/vulnerabilities/id/72a56589-9dc0-47a7-bb68-e31f84a639ee?source=cve
https://plugins.trac.wordpress.org/browser/advanced-advertising-system/trunk/shortcode.php#L165

Timeline