CVE-2025-41355

Reflected Cross-Site Scripting (XSS) vulnerability in Anon Proxy Server v0.104. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by sending him/her a malicious URL. This vulnerability can be exploited to steal sensitive user data, such as session cookies, or to perform actions on behalf of the user. It affects 'port' and 'proxyPort' parameters in '/anon.php' endpoint.

Score

CVSS 3.1 6.1 Medium

Status

Analyzed - cve-coordination@incibe.es

Published

2026-03-31

Last modified

2026-03-31

Weaknesses

CWE-79

Affected products

• Anon Proxy Server (Anon Proxy Server)
• Anon Proxy Server (Anonproxyserver)

References

• https://www.incibe.es/en/incibe-cert/notices/aviso/reflected-cross-site-scripting-xss-anon-proxy-server