CVE-2026-6990 Details
Description
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.
A stored cross-site scripting vulnerability has been identified in Projeto Siga Siga WF version 11.0.3.18. This vulnerability affects the 'Cadastro de Responsáveis' module, specifically the 'Nome' and 'Descrição' fields. The application fails to properly sanitize or encode user input before rendering it in the HTML response, allowing injected JavaScript to execute. The vulnerability can be exploited remotely, with the injected payload being stored and executed automatically when the data is accessed through the 'Listar' interface. This issue has been publicly disclosed and reported to the project's maintainers, but no response has been received.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Apr 25, 2026CISA-ADP
Assessed Apr 27, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/projeto-siga/siga/ | [email protected] | Vendor |
| https://github.com/projeto-siga/siga/issues/2491 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/ViniCastro2001/Security_Reports/tree/main/siga/Stored-XSS-Responsavel | [email protected] | ExploitTechnical Description |
| https://vuldb.com/submit/796647 | [email protected] | Technical Description |
| https://vuldb.com/vuln/359542 | [email protected] | AdvisoryExploitPartial Content |
| https://vuldb.com/vuln/359542/cti | [email protected] | Content Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
| CWE-94 | Improper Control of Generation of Code ('Code Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| projeto-siga | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Apr 25, 2026 | New CVE Received | [email protected] |