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CVE-2026-22035

HIGH

7.7

Descricao

Greenshot is an open source Windows screenshot utility. Versions 1.3.310 and below arvulnerable to OS Command Injection through unsanitized filename processing. The FormatArguments method in ExternalCommandDestination.cs:269 uses string.Format() to insert user-controlled filenames directly into shell commands without sanitization, allowing attackers to execute arbitrary commands by crafting malicious filenames containing shell metacharacters. This issue is fixed in version 1.3.311.

Detalhes CVE

Pontuacao CVSS v3.17.7

SeveridadeHIGH

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

Vetor de ataqueLOCAL

ComplexidadeHIGH

Privilegios necessariosNONE

Interacao do usuarioREQUIRED

Publicado1/8/2026

Ultima modificacao1/27/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

getgreenshot:greenshot

Fraquezas (CWE)

CWE-78

Referencias

https://github.com/greenshot/greenshot/commit/5dedd5c9f0a9896fa0af1d4980d875a48bf432cb(security-advisories@github.com)

https://github.com/greenshot/greenshot/releases/tag/v1.3.311(security-advisories@github.com)

https://github.com/greenshot/greenshot/security/advisories/GHSA-7hvw-q8q5-gpmj(security-advisories@github.com)

https://github.com/greenshot/greenshot/security/advisories/GHSA-7hvw-q8q5-gpmj(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlacoes IOC

Sem correlacoes registradas

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