CVE-2026-84423: falha de média gravidade em Casdoor
Casdoor upload-resource API resource.go missing authentication
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Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.
33Vexday Risk Score
Sem sinal de exploração. Ela tem prova de conceito pública.
ssvc Attendcvss 6.9epss 0.7%
A vulnerability has been found in Casdoor up to 4.0.0. This affects an unknown function of the file controllers/resource.go of the component upload-resource API. Such manipulation leads to missing authentication. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor deleted the GitHub issue for this vulnerability without any explanation. Afterwards the vendor was contacted early about this disclosure via email but did not respond in any way.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Produtos afetados
n/a · CasdoorPoCs públicas encontradas — 1
cve_referencegithub.com/geo-chen/oss/blob/main/casdoor.md#finding-1-unauthenticated-arbitrary-file-upload-via-apiupload-resourcenão verificado⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
Referências
https://github.com/casdoor/casdoor/https://github.com/casdoor/casdoor/issues/5617https://github.com/geo-chen/oss/blob/main/casdoor.md#finding-1-unauthenticated-arbitrary-file-upload-via-apiupload-resourcehttps://vuldb.com/cve/CVE-2026-84423https://vuldb.com/submit/883037https://vuldb.com/vuln/397791https://vuldb.com/vuln/397791/cti