CVE-2025-71378
picklescan - Remote Code Execution via Undetected cProfile.runctx in Pickle Files
- State
- Published
- Severity
- 7.6 High
- Published
- Jun 21, 2026
- Updated
- Jun 23, 2026
- Reserved
- Jun 20, 2026
Description
picklescan before 0.0.30 fails to detect cProfile.runctx function calls in pickle file reduce methods, allowing attackers to execute arbitrary code. Malicious pickle files bypass picklescan detection and execute remote code when loaded via pickle.load().
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.6 High | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.1 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N | VulnCheck |
Weaknesses
- CWE-502 Deserialization of Untrusted Data
Affected Products
| Product | Versions |
|---|---|
picklescanpicklescan |
|
References
- GHSA Advisory GHSA-9w88-8rmg-7g2pvendor-advisory
- VulnCheck Advisory: picklescan - Remote Code Execution via Undetected cProfile.runctx in Pickle Filesthird-party-advisory
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