VDB
GHSA-9f5j-8jwj-x28g
GHSA-9f5j-8jwj-x28g
PUBLISHED
CVSS 5.300000190734863 MEDIUM
python-ecdsa: Denial of Service via improper DER length validation in crafted private keys
Risk Scores
CVSS 3.1
5.300000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| PyPI | ecdsa | 0, 0.19.2, 0 |
Exploit Intelligence
- Denial of Service vulnerability in ecdsa (PyPI) (github-poc-repo)
- Denial of Service vulnerability in ecdsa (PyPI) (github-poc-repo)
- Denial of Service vulnerability in ecdsa (PyPI) (github-poc)
- Denial of Service vulnerability in ecdsa (PyPI) (github-poc)
Timeline
- Mar 27, 2026 CVE Published
- Mar 30, 2026 CVE Updated
- Apr 9, 2026 Security Advisory
References
- https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-9f5j-8jwj-x28g url
- https://nvd.nist.gov/vuln/detail/CVE-2026-33936 advisory
- https://github.com/tlsfuzzer/python-ecdsa/commit/bd66899550d7185939bf27b75713a2ac9325a9d3 url
- https://github.com/tlsfuzzer/python-ecdsa package
- https://github.com/tlsfuzzer/python-ecdsa/releases/tag/python-ecdsa-0.19.2 url
- python-ecdsa: Denial of Service via improper DER length validation in crafted private keys advisory