CVE-2026-7724: falha de baixa gravidade em PrefectHQ prefect
PrefectHQ prefect Webhook/Notification validate_restricted_url toctou
Publicada em · Atualizada em
Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.
28Vexday Risk Score
Sem sinal de exploração. Ela tem prova de conceito pública.
ssvc Attendcvss 2.3epss 0.3%
A vulnerability has been found in PrefectHQ prefect up to 3.6.28.dev1. Affected by this vulnerability is the function validate_restricted_url of the component Webhook/Notification. The manipulation leads to time-of-check time-of-use. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 3.6.28.dev2 addresses this issue. The identifier of the patch is 7c70ac54a5e101431d83b9f2681ec88d5e0021ed. Upgrading the affected component is advised. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Produtos afetados
PrefectHQ · prefectPoCs públicas encontradas — 1
cve_referencegist.github.com/nedlir/fa99777e8989414585d08c3625bf044anão verificado⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
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Referências
https://gist.github.com/nedlir/fa99777e8989414585d08c3625bf044ahttps://github.com/PrefectHQ/prefect/https://github.com/PrefectHQ/prefect/commit/7c70ac54a5e101431d83b9f2681ec88d5e0021edhttps://github.com/PrefectHQ/prefect/pull/21591https://github.com/PrefectHQ/prefect/releases/tag/3.6.28.dev2https://linear.app/prefect/issue/OSS-7874/fix-dns-rebinding-toctou-bypass-in-validate-restricted-urlhttps://vuldb.com/submit/807303https://vuldb.com/vuln/360900https://vuldb.com/vuln/360900/cti