{"id":"CVE-2025-71378","title":"picklescan before 0.0.30 fails to detect cProfile.runctx function calls in pickle file reduce methods, allowing attackers to execute arbitrary code","summary":"picklescan before 0.0.30 fails to detect cProfile.runctx function calls in pickle file reduce methods, allowing attackers to execute arbitrary code. Malicious pickle files bypass picklescan detection and execute remote code when loaded v…","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","cwe":["CWE-502"],"vendor":"mmaitre314","product":"picklescan","affected":["picklescan < 0.0.30"],"patched":["picklescan 0.0.30"],"published":"2026-06-21","updated":"2026-10-12","sourceUpdated":"2026-10-12T22:10:00.247","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-71378","references":[{"url":"https://github.com/mmaitre314/picklescan/security/advisories/GHSA-9w88-8rmg-7g2p","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/picklescan-remote-code-execution-via-undetected-cprofile-runctx-in-pickle-files","label":"disclosure@vulncheck.com"},{"url":"https://github.com/mmaitre314/picklescan/security/advisories/GHSA-9w88-8rmg-7g2p","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://github.com/mmaitre314/picklescan/commit/1931c2d04eaca8d20597705ff39cab78ba364e4b"},{"url":"https://github.com/mmaitre314/picklescan"},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/picklescan/PYSEC-2026-247.yaml"},{"url":"https://github.com/advisories/GHSA-9w88-8rmg-7g2p"}],"tags":["nvd","osv","pip","ghsa"],"epss":0.0048,"epssPercentile":0.41215,"aliases":["GHSA-9w88-8rmg-7g2p","PYSEC-2026-247"],"ecosystem":"pip","ingestedAt":"2026-09-11T19:57:09.310Z","slug":"CVE-2025-71378","body":"## Overview\n\npicklescan before 0.0.30 fails to detect cProfile.runctx function calls in pickle file reduce methods, allowing attackers to execute arbitrary code. Malicious pickle files bypass picklescan detection and execute remote code when loaded via pickle.load().\n\n## Affected\n\n- `picklescan < 0.0.30`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `picklescan 0.0.30`\n\n## Package advisory (CVE-2025-71378)\n\nAffected packages:\n\n- `picklescan < 0.0.30`\n\nPatched in:\n\n- `picklescan 0.0.30`\n\nSource: https://osv.dev/vulnerability/GHSA-9w88-8rmg-7g2p","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":213769,"id":"CVE-2025-71378","ts":1790788483337,"field":"cvss","old":null,"new":"8.1"},{"seq":213768,"id":"CVE-2025-71378","ts":1790788483337,"field":"severity","old":"medium","new":"high"}]}