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CVE-2021-47836

MEDIUM

6.1

Descricao

Markdown Explorer 0.1.1 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through file uploads and editor inputs. Attackers can upload markdown files with embedded JavaScript payloads to execute remote commands and potentially gain system access.

Detalhes CVE

Pontuacao CVSS v3.16.1

SeveridadeMEDIUM

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioREQUIRED

Publicado1/16/2026

Ultima modificacao1/26/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-79

Referencias

https://github.com/jersou/markdown-explorer(disclosure@vulncheck.com)

https://imgur.com/a/w4bcPWs(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/49826(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/markdown-explorer-persistent-cross-site-scripting(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/markdown-explorer-persistent-cross-site-scripting(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlacoes IOC

Sem correlacoes registradas

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