CVE-2025-71352
HIGHpicklescan - Remote Code Execution via Undetected trace.Trace.runctx in Pickle Files
Title source: cnaDescription
picklescan before 0.0.29 fails to detect the built-in Python trace.Trace.runctx function when used in pickle file reduce methods, allowing attackers to execute arbitrary code. Remote attackers can craft malicious pickle files with trace.Trace.runctx payloads that bypass picklescan detection and execute code upon pickle.load() invocation.
References (2)
Core 2
Core References
Third Party Advisory third-party-advisory
VulnCheck Advisory: picklescan - Remote Code Execution via Undetected trace.Trace.runctx in Pickle Files
https://www.vulncheck.com/advisories/picklescan-remote-code-execution-via-undetected-trace-trace-runctx-in-pickle-files
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-g344-hcph-8vgg)
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-g344-hcph-8vgg
Scores
CVSS v3
8.1
EPSS
0.0064
EPSS Percentile
47.0%
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
total
Details
CWE
CWE-693
Status
published
Products (2)
picklescan/picklescan
< 0.0.29
picklescan/picklescan
0.0.29
Published
Jun 30, 2026
Tracked Since
Jul 01, 2026