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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Projeto-siga
  • Siga

No data.

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References
Link Providers
https://github.com/ViniCastro2001/Security_Reports/tree/main/siga/Stored-XSS-Responsavel cve-icon cve-icon
https://github.com/projeto-siga/siga/ cve-icon cve-icon
https://github.com/projeto-siga/siga/issues/2491 cve-icon cve-icon
https://vuldb.com/submit/796647 cve-icon cve-icon
https://vuldb.com/vuln/359542 cve-icon cve-icon
https://vuldb.com/vuln/359542/cti cve-icon cve-icon
History

Mon, 27 Apr 2026 20:15:00 +0000

Type Values Removed Values Added
First Time appeared Projeto-siga
Projeto-siga siga
Vendors & Products Projeto-siga
Projeto-siga siga

Mon, 27 Apr 2026 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Sat, 25 Apr 2026 17:45:00 +0000

Type Values Removed Values Added
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.
Title projeto-siga novo cross site scripting
Weaknesses CWE-79
CWE-94
References
Metrics cvssV2_0

{'score': 4, 'vector': 'AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 3.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.1, '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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-04-25T17:30:15.529Z

Updated: 2026-04-27T12:37:42.038Z

Reserved: 2026-04-24T19:27:32.153Z

Link: CVE-2026-6990

cve-icon Vulnrichment

Updated: 2026-04-27T12:37:37.018Z

cve-icon NVD

Status : Deferred

Published: 2026-04-25T18:16:19.077

Modified: 2026-04-27T18:42:11.700

Link: CVE-2026-6990

cve-icon Redhat

No data.