CVE-2025-24794 json
The Snowflake Connector for Python uses insecure deserialization of the OCSP response cache
published last yr. modified last mo. also EUVD-2025-0179 , GHSA-m4f6-vcj4-w5mx , PYSEC-2025-27
- cvss
- 6.7
- 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 16%
- public exploits
- 0
- none known
Summary
The Snowflake Connector for Python provides an interface for developing Python applications that can connect to Snowflake and perform all standard operations. Snowflake discovered and remediated a vulnerability in the Snowflake Connector for Python. The OCSP response cache uses pickle as the serialization format, potentially leading to local privilege escalation. This vulnerability affects versions 2.7.12 through 3.13.0. Snowflake fixed the issue in version 3.13.1.
Patch / fix
- pypi snowflake-connector-python 3.13.1
- snowflake snowflake_connector 3.13.1
Is CVE-2025-24794 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
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last yr.
Exploit prediction
0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| GitHub | 3.1 | 6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | snowflake-connector-python | >=2.7.12, <3.13.1 |
3.13.1 |
Affected products
- snowflakedb snowflake-connector-python
Classification
- Weakness
-
- CWE-502 Deserialization of Untrusted Data
References
-
github.com
/snowflakedb/snowflake-connector-python/commit/3769b43822357c3874c40f5e74068458c2dc79af
web, patch
-
github.com
/snowflakedb/snowflake-connector-python/security/advisories/GHSA-m4f6-vcj4-w5mx
web, vendor-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2025-24794
advisory
-
github.com
/pypa/advisory-database/tree/main/vulns/snowflake-connector-python/PYSEC-2025-27.yaml
web
-
github.com
/snowflakedb/snowflake-connector-python
package
-
github.com
/snowflakedb/snowflake-connector-python/releases/tag/v3.13.1
web
Sources
- CVE List CVE-2025-24794
- GitHub Advisory GHSA-m4f6-vcj4-w5mx
- NVD CVE-2025-24794
- OSV PYSEC-2025-27
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.