picklescan before 0.0.22 only considers standard pickle file extensions in the scope for its vulnerability scan. An attacker could craft a malicious model that uses Pickle include a malicious pickle file with a non-standard file extension. Because the malicious pickle file inclusion is not considered as part of the scope of picklescan, the file would pass security checks and appear to be safe, when it could instead prove to be problematic.
CVE ID: CVE-2025-1889
CVSS Base Severity: MEDIUM
CVSS Base Score: 5.3
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Vendor: mmaitre314
Product: picklescan
EPSS Score: 0.03% (probability of being exploited)
EPSS Percentile: 5.25% (scored less or equal to compared to others)
EPSS Date: 2025-04-01 (when was this score calculated)