Vulnerability in Mmaitre314 Picklescan

CVE-2025-1889

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 and 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.

EPSS: 0.004 (31.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-1889?
CVE-2025-1889 is a critical-severity vulnerability in Mmaitre314 Picklescan, classified under CWE-646. CVSS score: 9.8/10. Published 2025-03-03.
How severe is CVE-2025-1889?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-1889 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.