CVE-2025-5174 json
erdogant pypickle pypickle.py load deserialization
published last yr. modified 4mo ago also GHSA-5qwj-342r-h886 , PYSEC-2025-45 , EUVD-2025-16265
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 27%
- public exploits
- 0
- none known
Summary
A vulnerability was found in erdogant pypickle up to 1.1.5 and classified as problematic. Affected by this issue is the function load of the file pypickle/pypickle.py. The manipulation leads to deserialization. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. Upgrading to version 2.0.0 is able to address this issue. The patch is identified as 14b4cae704a0bb4eb6723e238f25382d847a1917. It is recommended to upgrade the affected component.
Patch / fix
- pypi pypickle 2.0.0
- erdogant pypickle 2.0.0
Is CVE-2025-5174 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
- partial
- Assessed
- last yr.
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/erdogant/pypickle/issues/2 referenced PoC, tagged "exploit" by a source, unverified
- github.com https://github.com/erdogant/pypickle/issues/2#issuecomment-2889146579 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 4.8 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N |
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| CNA | 3.0 | 5.3 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| CNA | 2.0 | 4.3 | AV:L/AC:L/Au:S/C:P/I:P/A:P |
| CNA | 4.0 | 4.8 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| OSV | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| GitHub | 3.1 | 5.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | pypickle | <2.0.0 |
2.0.0 |
Affected products
- erdogant pypickle
Classification
References
-
github.com
/erdogant/pypickle/commit/14b4cae704a0bb4eb6723e238f25382d847a1917
patch, web
-
github.com
/erdogant/pypickle/releases/tag/2.0.0
patch, web, release-notes
-
github.com
/erdogant/pypickle/issues/2
exploit, issue-tracking, web, vendor-advisory, advisory, evidence, report
-
github.com
/erdogant/pypickle/issues/2#issuecomment-2889146579
issue-tracking, web, exploit, vendor-advisory, advisory, evidence, report
-
vuldb.com
/?id.310262
vdb-entry, technical-description, web, third-party-advisory, advisory
-
vuldb.com
/?ctiid.310262
signature, permissions-required, web, vdb-entry, advisory
-
vuldb.com
/?submit.579157
third-party-advisory, web, vdb-entry, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2025-5174
advisory
-
github.com
/erdogant/pypickle
package
-
github.com
/pypa/advisory-database/tree/main/vulns/pypickle/PYSEC-2025-45.yaml
web
-
github.com
/advisories/GHSA-5qwj-342r-h886
advisory
Sources
- CVE List CVE-2025-5174
- GitHub Advisory GHSA-5qwj-342r-h886
- NVD CVE-2025-5174
- OSV PYSEC-2025-45
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.