CVE-2025-71349
HIGHpicklescan - Arbitrary Code Execution via Undetected trace.Trace.run in Pickle Files
Title source: cnaDescription
picklescan before 0.0.29 fails to detect the built-in trace.Trace.run function when analyzing pickle files, allowing attackers to embed undetected malicious code. Remote attackers can craft malicious pickle files using trace.Trace.run in the reduce method to achieve arbitrary code execution when pickle.load processes the file.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-5qwp-399c-mjwf)
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-5qwp-399c-mjwf
Third Party Advisory third-party-advisory
VulnCheck Advisory: picklescan - Arbitrary Code Execution via Undetected trace.Trace.run in Pickle Files
https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-undetected-trace-trace-run-in-pickle-files
Scores
CVSS v3
8.1
EPSS
0.0056
EPSS Percentile
43.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-502
Status
published
Products (2)
picklescan/picklescan
< 0.0.29
picklescan/picklescan
0.0.29
Published
Jun 30, 2026
Tracked Since
Jul 01, 2026