Description
A vulnerability classified as critical was found in Upsonic up to 0.55.6. This vulnerability affects the function os.path.join of the file markdown/server.py. The manipulation of the argument file.filename leads to path traversal. The exploit has been disclosed to the public and may be used.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Upsonic | 0.55.0, 0.55.1, 0.55.2, 0.55.3, 0.55.4, 0.55.5, 0.55.6 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | upsonic | < 0.56.0 | 0.56.0 | GHSA-8jf4-fcjr-68c2 |
References
- VDB-313282 | Upsonic server.py os.path.join path traversal vdb-entry technical-description
- VDB-313282 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- Submit #593096 | Upsonic <=v0.55.6 Path Traversal: '..\filedir' third-party-advisory
- https://github.com/Upsonic/Upsonic/issues/356 exploit issue-tracking