CVE-2026-6990 MEDIUM

CVE-2026-6990: projeto-siga novo cross site scripting

Vendor Projeto-Siga
Product siga
Weakness CWE-79 · XSS
Published April 25, 2026
Last update April 27, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was found in projeto-siga siga 11.0.3.18. The affected element is an unknown function of the file /sigawf/app/responsavel/novo. Performing a manipulation of the argument Nome/Descrição results in cross site scripting. The attack can be initiated remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Key dates

02Disclosure timeline

April 25, 2026 CVE published
April 27, 2026 Record updated