CVE-2026-39918

CRITICAL

9.8

Descricao

Vvveb prior to 1.0.8.1 contains a code injection vulnerability in the installation endpoint where the subdir POST parameter is written unsanitized into the env.php configuration file without escaping or validation. Attackers can inject arbitrary PHP code by breaking out of the string context in the define statement to achieve unauthenticated remote code execution as the web server user.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado4/20/2026

Ultima modificacao4/20/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-94

Referencias

https://github.com/givanz/Vvveb/commit/5162c1639130bd080ab63c7d856788cd59d6b3b7(disclosure@vulncheck.com)

https://github.com/givanz/Vvveb/releases/tag/1.0.8.1(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/vvveb-code-injection-via-installation-endpoint(disclosure@vulncheck.com)

Correlacoes IOC

Sem correlacoes registradas

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