WeGIA before 3.9.2 contains an authorization bypass vulnerability in the password change flow that allows any authenticated user to change their account password without providing existing credentials by exploiting the unconditional exclusion of the alterarSenha method from permission checks in controle/control.php. Attackers can manipulate the redir parameter to point to alterar_senha.php, routing through verificarSenhaConfig() instead of verificarSenha() to bypass current password verification and convert temporary session access into permanent account takeover.

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Thu, 20 Aug 2026 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Labredescefetrj
Labredescefetrj wegia
Vendors & Products Labredescefetrj
Labredescefetrj wegia

Thu, 20 Aug 2026 14:00:00 +0000

Type Values Removed Values Added
Description WeGIA before 3.9.2 contains an authorization bypass vulnerability in the password change flow that allows any authenticated user to change their account password without providing existing credentials by exploiting the unconditional exclusion of the alterarSenha method from permission checks in controle/control.php. Attackers can manipulate the redir parameter to point to alterar_senha.php, routing through verificarSenhaConfig() instead of verificarSenha() to bypass current password verification and convert temporary session access into permanent account takeover.
Title WeGIA < 3.9.2 Authorization Bypass Password Change via alterarSenha
Weaknesses CWE-620
CWE-862
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-20T15:18:18.615Z

Reserved: 2026-08-19T14:53:58.574Z

Link: CVE-2026-76633

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-20T14:17:59.680

Modified: 2026-08-20T16:18:19.223

Link: CVE-2026-76633

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-20T15:45:03Z

Weaknesses