RCE in Projeto-siga Siga
CVE-2026-6990
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 a…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.000 (2.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Projeto-siga Siga — versions 11.0.3.18
Weakness classification (CWE)
References
- VDB-359542 | projeto-siga novo cross site scripting (technical-description, vdb-entry)
- VDB-359542 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #796647 | Projeto SIGA SIGA WF 11.0.3.18 Cross Site Scripting (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (exploit)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-6990?
- CVE-2026-6990 is a low-severity vulnerability in Projeto-siga Siga, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2026-04-25.
- How severe is CVE-2026-6990?
- Low severity. CVSS v3 base score is 3.5 out of 10.