CVE-2020-36941

Knockpy 4.1.1 - CSV Injection

CVSS 5.3 MEDIUMEPSS 0.5%CWE-1236

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 5.3EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

27 jan 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

Knockpy 4.1.1 contains a CSV injection vulnerability that allows attackers to inject malicious formulas into CSV reports through unfiltered server headers. Attackers can manipulate server response headers to include spreadsheet formulas that will execute when the CSV is opened in spreadsheet applications.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Produtos afetados

guelfoweb · knock

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Referências

https://github.com/guelfoweb/knock https://www.exploit-db.com/exploits/49342 https://www.vulncheck.com/advisories/knockpy-csv-injection