medium5.5
CVE-2025-6279
Upsonic has vulnerability in Pickle Handler component that can lead to deserialization
Impact
A vulnerability, which was classified as critical, has been found in Upsonic up to 0.55.6. This issue affects the function cloudpickle.loads of the file /tools/add_tool of the component Pickle Handler. The manipulation leads to deserialization. The exploit has been disclosed to the public and may be used.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | upsonic | < 0.56.0 | 0.56.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Upsonic | Upsonic | through 0.55.6 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/Upsonic/Upsonic/issues/353
- https://vuldb.com/?ctiid.313283
- https://vuldb.com/?id.313283
- https://vuldb.com/?submit.593099
- https://github.com/advisories/GHSA-rpfv-46xj-5984
- https://nvd.nist.gov/vuln/detail/CVE-2025-6279
- https://github.com/Upsonic/Upsonic/pull/360
- https://github.com/Upsonic/Upsonic/pull/360#issuecomment-2979387098
- https://github.com/Upsonic/Upsonic/commit/a54529acc6e4bfe28f4f5c80c058144348a306b7
- https://github.com/pypa/advisory-database/tree/main/vulns/upsonic/PYSEC-2025-68.yaml