CVE-2026-31894— WeGIA affected by arbitrary file read via symlink in backup restore
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I. Basic Information for CVE-2026-31894
Vulnerability Information
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Vulnerability Title
WeGIA affected by arbitrary file read via symlink in backup restore
Source: NVD (National Vulnerability Database)
Vulnerability Description
WeGIA is a web manager for charitable institutions. In 3.6.5, The patched loadBackupDB() extracts tar.gz archives to a temporary directory using PHP's PharData class, then uses glob() and file_get_contents() to read SQL files from the extracted contents. Neither the extraction nor the file reading validates whether archive members are symbolic links. This vulnerability is fixed in 3.6.6.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: NVD (National Vulnerability Database)
Vulnerability Title
WeGIA 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WeGIA是Nilson Lazarin个人开发者的一个福利机构的网络管理器。 WeGIA 3.6.5版本存在后置链接漏洞，该漏洞源于提取和读取归档文件时未验证符号链接，可能导致路径遍历攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| LabRedesCefetRJ | WeGIA | >= 3.6.5, < 3.6.6 | - |
II. Public POCs for CVE-2026-31894
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · LabRedesCefetRJ · 2026-03-11 · 3 CVEs total
| CVE-2026-31896 | 9.8 CRITICAL | WeGIA has a Time-Based Blind SQL Injection in remover_produto_ocultar.php |
| CVE-2026-31895 | 8.8 HIGH | WeGIA has a SQL Injection via Direct Query Interpolation in restaurar_produto.php |
IV. Related Vulnerabilities
Same product: WeGIA
- CVE-2026-40286
WeGIA has Cross-Site Scripting in Controle de Contribuição - CVE-2026-40285
WeGIA has SQL Injection via Session Variable Override in Des - CVE-2026-40284
WeGIA has stored XSS in listar_despachos.php - CVE-2026-40282
WeGIA has stored XSS in intercorrencia_visualizar.php - CVE-2026-40283
WeGIA has stored XSS in profile_paciente.php
Same vendor: LabRedesCefetRJ
- CVE-2026-40286
WeGIA has Cross-Site Scripting in Controle de Contribuição - CVE-2026-40285
WeGIA has SQL Injection via Session Variable Override in Des - CVE-2026-40284
WeGIA has stored XSS in listar_despachos.php - CVE-2026-40282
WeGIA has stored XSS in intercorrencia_visualizar.php - CVE-2026-40283
WeGIA has stored XSS in profile_paciente.php
Same weakness: CWE-59
- CVE-2021-47949
CyberPanel 2.1 Authenticated Remote Code Execution via Symli - CVE-2026-41882
JetBrains IntelliJ IDEA 后置链接漏洞 - CVE-2026-27105
Dell Alienware Purchased Apps 后置链接漏洞 - CVE-2026-5161
Improper Authentication in TUBITAK BILGEM's Pardus About - CVE-2026-41397
OpenClaw < 2026.3.31 - Sandbox Escape via Unrestricted File
V. Comments for CVE-2026-31894
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