CVE-2025-46417 json
Picklescan Vulnerable to Exfiltration via DNS via linecache and ssl.get_server_certificate
published 2025-04-07 19 mo ago modified 2026-07-08 4 mo ago also GHSA-93mv-x874-956g , PYSEC-2025-34 , EUVD-2025-11963
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 13%
- public exploits
- 0
- none known
Summary
The unsafe globals in Picklescan before 0.0.25 do not include ssl. Consequently, ssl.get_server_certificate can exfiltrate data via DNS after deserialization.
Patch / fix
- pypi picklescan 0.0.25
- Picklescan Picklescan 0.0.25
- github.com/mmaitre314/picklescan#40 pull request
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 18 mo ago
Exploit prediction
0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/advisories/GHSA-93mv-x874-956g referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 6.8 | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| CNA | 4.0 | 6.8 | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/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 |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | picklescan | <0.0.25 |
0.0.25 |
Affected products
- Picklescan Picklescan
Classification
- Weakness
-
- CWE-184 Incomplete List of Disallowed Inputs
References
-
github.com
/mmaitre314/picklescan/pull/40
web, issue-tracking, patch
-
github.com
/advisories/GHSA-93mv-x874-956g
exploit, third-party-advisory, advisory
-
github.com
/mmaitre314/picklescan/security/advisories/GHSA-93mv-x874-956g
web
-
nvd.nist.gov
/vuln/detail/CVE-2025-46417
advisory
-
github.com
/mmaitre314/picklescan
package
-
github.com
/pypa/advisory-database/tree/main/vulns/picklescan/PYSEC-2025-34.yaml
web
Sources
- CVE List CVE-2025-46417
- GitHub Advisory GHSA-93mv-x874-956g
- NVD CVE-2025-46417
- OSV PYSEC-2025-34
Fencer Vulns 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.