CVE-2026-6990

LOW EPSS 16.0%
Published Apr 25, 20262mo ago · Modified Jun 17, 20261w ago
2.0 CVSS 4.0
Low
Find Similar
Published Apr 25, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
2.0
Exploitability
—
Impact
—
Vector string
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction P
Scope X

Threat Intelligence

EPSS Exploit Probability
16.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-79 Cross-site Scripting Injection
CWE-94 Improper Control of Generation of Code (Code Injection) Injection

References 6

  • github.com https://github.com/ViniCastro2001/Security_Reports/tree/main/siga/Stored-XSS-Responsavel
  • github.com https://github.com/projeto-siga/siga/
  • github.com https://github.com/projeto-siga/siga/issues/2491
  • vuldb.com https://vuldb.com/submit/796647
  • vuldb.com https://vuldb.com/vuln/359542
  • vuldb.com https://vuldb.com/vuln/359542/cti

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.