Vulnerability in Picklescan
CVE-2025-71322
PickleScan before 0.0.33 fails to include the pty.spawn function in its unsafe globals list, allowing attackers to bypass security checks. Malicious actors can craft pickle payloads using pty.spawn to achieve arbitrary code execution when files are processed by PickleScan.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (32.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Picklescan — versions 0, 0.0.33
Weakness classification (CWE)
References
- github.com/mmaitre314/picklescan/security/advisories/GHSA-hgrh-qx5j-jfwx (vendor-advisory)
- www.vulncheck.com/advisories/picklescan-unsafe-globals-check-bypass-via-pty-spa… (third-party-advisory)
Frequently asked questions
- What is CVE-2025-71322?
- CVE-2025-71322 is a high-severity vulnerability in Picklescan, classified under Protection Mechanism Failure. CVSS score: 8.8/10. Published 2026-06-17.
- How severe is CVE-2025-71322?
- High severity. CVSS v3 base score is 8.8 out of 10.