CVE-2025-71342 json
picklescan - Undetected Remote Code Execution via idlelib.run.Executive.runcode
published last yr. modified 28d ago also EUVD-2025-210410 , GHSA-m869-42cg-3xwr
- cvss
- 8.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 45%
- public exploits
- 0
- none known
Summary
picklescan before 0.0.30 fails to detect malicious pickle files using idlelib.run.Executive.runcode in reduce methods. Attackers can embed undetected code in pickle files that executes during pickle.load, enabling remote code execution in PyTorch models and supply chain attacks.
Patch / fix
Is CVE-2025-71342 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- total
- Assessed
- 4mo ago
Exploit prediction
0.54% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/mmaitre314/picklescan/security/advisories/GHSA-m869-42cg-3xwr referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 7.6 | 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 |
| CNA | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N |
| CNA | 4.0 | 7.6 | 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | picklescan | <0.0.30 |
0.0.30 |
Affected products
- picklescan picklescan
Classification
- Weakness
-
- CWE-502 Deserialization of Untrusted Data
References
-
github.com
/mmaitre314/picklescan/commit/1931c2d04eaca8d20597705ff39cab78ba364e4b
web
-
github.com
/mmaitre314/picklescan/security/advisories/GHSA-m869-42cg-3xwr
vendor-advisory, exploit, web
-
vulncheck.com
/advisories/picklescan-undetected-remote-code-execution-via-idlelib-run-executive-runcode
third-party-advisory
-
github.com
/mmaitre314/picklescan
package
Sources
- CVE List CVE-2025-71342
- GitHub Advisory GHSA-m869-42cg-3xwr
- NVD CVE-2025-71342
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.