CVE-2025-63243: weblaudos XSS — Exploit

Description

A reflected cross-site scripting (XSS) vulnerability exists in the password change functionality of Pixeon WebLaudos 25.1 (01). The sle_sSenha parameter to the loginAlterarSenha.asp file. An attacker can craft a malicious URL that, when visited by a victim, causes arbitrary JavaScript code to be executed in the victim's browser within the security context of the vulnerable application. This issue could allow attackers to steal session cookies, disclose sensitive information, perform unauthorized actions on behalf of the user, or conduct phishing attacks.

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CVSS v3.1 Score

4.6

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
pixeon	weblaudos	All

References

Exploits

https://medium.com/@wagneralves_87750/cve-2025-63243-reflected-cross-site-scripting-in-loginalterarsenha-asp-via-sle-slogin-parameter-53808fbbeeee

Other References

https://www.pixeon.com/

Frequently Asked Questions

What is CVE-2025-63243? +

A reflected cross-site scripting (XSS) vulnerability exists in the password change functionality of Pixeon WebLaudos 25.1 (01). The sle_sSenha parameter to the loginAlterarSenha.asp file. An attacker can craft a malicious URL that, when visited by a victim, causes arbitrary JavaScript code to be executed in the victim's browser within the security context of the vulnerable application. This issue could allow attackers to steal session cookies, disclose sensitive information, perform unauthorized actions on behalf of the user, or conduct phishing attacks. It has a CVSS v3.1 base score of 4.6 (MEDIUM).

How severe is CVE-2025-63243? +

CVE-2025-63243 has a CVSS v3.1 score of 4.6 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-63243? +

CVE-2025-63243 affects products from pixeon, specifically: weblaudos. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-63243? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-63243