CVE-2026-53872

picklescan - Arbitrary File Read via Unsafe Pickle Deserialization

CVSS 8.7 HIGHEPSS 0.5%CWE-22

picklescan before 0.0.35 contains an unsafe pickle deserialization vulnerability allowing unauthenticated attackers to read arbitrary server files by chaining io.FileIO and urllib.request.urlopen. Attackers can bypass RCE-focused blocklists to exfiltrate sensitive data like /etc/passwd to external servers.

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

Produtos afetados

picklescan · picklescan

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Referências

https://github.com/mmaitre314/picklescan/security/advisories/GHSA-9726-w42j-3qjr https://www.vulncheck.com/advisories/picklescan-arbitrary-file-read-via-unsafe-pickle-deserialization