#VU111883 Open redirect in Advanced Advertising System - CVE-2025-3433

Vulnerability identifier: #VU111883

Vulnerability risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-3433

CWE-ID: CWE-601

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Advanced Advertising System
Web applications / Modules and components for CMS

Vendor: Smartdevth

Description

The vulnerability allows a remote attacker to redirect victims to arbitrary URL.

The vulnerability exists due to improper sanitization of user-supplied data in the "redir" parameter. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.

Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Advanced Advertising System: 1.3 - 1.3.1

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External links
https://plugins.trac.wordpress.org/browser/advanced-advertising-system/trunk/shortcode.php#L165
https://www.wordfence.com/threat-intel/vulnerabilities/id/72a56589-9dc0-47a7-bb68-e31f84a639ee?source=cve

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.