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CVE-2026-33135 - Vulnerability Analysis

CriticalCVSS: 9.3

Last Updated: March 20, 2026

WeGIA - Reflected XSS

Published: March 20, 2026Updated: March 20, 2026Remote Exploitable

Overview

WeGIA <= 3.6.6 contains a reflected XSS caused by unsanitized injection of the "sccs" GET parameter in novo_memorandoo.php, letting attackers inject arbitrary JavaScript, exploit requires crafted HTTP request.

Severity & Score

Severity: Critical

CVSS Score: 9.3

Impact

Attackers can execute arbitrary JavaScript in users' browsers, leading to session hijacking or phishing attacks.

Mitigation

Upgrade to version 3.6.7 or later.

References

https://github.com/LabRedesCefetRJ/WeGIA/pull/1459
https://github.com/LabRedesCefetRJ/WeGIA/releases/tag/3.6.7
https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-w5rv-5884-w94v

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Details

CVE ID: CVE-2026-33135
Severity: Critical
CVSS Score: 9.3
Type: reflected_xss
Status: new

CWE

CWE-79

CVSS Metrics

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