PT-2026-35161 · Projeto Siga · Siga

Vini_Castro · Published 2026-04-25 · Updated 2026-04-25 · CVE-2026-6990

Mitre

CVSS v3.1

3.5

Low

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

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.

Exploit

Fix

Code Injection

XSS

Weakness Enumeration

CWE-94

CWE-79

Related Identifiers

CVE-2026-6990

Affected Products

Siga

References · 9

• 🔥 https://github.com/ViniCastro2001/Security_Reports/tree/main/siga/Stored-XSS-Responsavel · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-6990 · Security Note
• https://github.com/projeto-siga/siga/issues/2491 · Note
• https://github.com/projeto-siga/siga · Note
• https://vuldb.com/vuln/359542 · Note
• https://twitter.com/CVEnew/status/2048099256561508839 · Twitter Post
• https://vuldb.com/submit/796647 · Note
• https://vuldb.com/vuln/359542/cti · Note
• https://twitter.com/VulmonFeeds/status/2048115441113923882 · Twitter Post