CVE-2026-108597Cohere Python SDK 5.11.0 through 7.2.0 Path Traversal via SageMaker Tar Extraction
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It affects cohere-ai cohere-python. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Cohere Python SDK 5.11.0 through 7.2.0 contains a path traversal (tar slip) vulnerability in _s3_models_dir_to_tarfile that allows arbitrary file write via unvalidated tarfile.extractall calls. Attackers who can write model archives to the victim's S3 prefix can include absolute paths or ../ members to overwrite files on the SDK host.
- CVSS
- 4.8 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N
- Weakness (CWE)
- CWE-22
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 10, 2026
Affected products
cohere-ai cohere-python cohere_ai:cohere_python (from the name) | from 5.11.0 through 7.2.0 | CNA record |
References
- https://hackmd.io/@haind/cohere-python-sagemaker-s3-archive-path-traversalthird-party-advisory
- https://github.com/cohere-ai/cohere-python/blob/0eacfe77e1710322b355928574cfec18f6791c42/src/cohere/manually_maintained/cohere_aws/client.py#L101-L123technical-description
- https://github.com/cohere-ai/cohere-pythonproduct
- https://www.vulncheck.com/advisories/cohere-python-sdk-5.11.0-through-7.2.0-path-traversal-via-sagemaker-tar-extractionthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.