VDB
CVE-2026-33936
CVE-2026-33936
PUBLISHED
CVSS 5.300000190734863 MEDIUM
python-ecdsa: Denial of Service via improper DER length validation in crafted private keys
EPSS 0.48% · 39.3th percentile
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
EPSS Score
0.48%
39.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| tlsfuzzer | python-ecdsa | < 0.19.2, < 0.19.2, * |
| PyPI | ecdsa | 0, 0, 0 |
Timeline
- Mar 27, 2026 CVE Published
- Mar 28, 2026 EPSS Score
- Mar 28, 2026 Coalition ESS Score
- Mar 28, 2026 PoC Published
- Mar 28, 2026 Security Advisory
- Mar 30, 2026 CVE Updated
- Apr 28, 2026 Security Advisory
- Apr 28, 2026 Security Advisory
- Apr 28, 2026 Security Advisory
- Apr 28, 2026 Security Advisory
- Apr 28, 2026 Security Advisory
- Apr 28, 2026 Security Advisory
References
- https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-9f5j-8jwj-x28g url
- https://github.com/tlsfuzzer/python-ecdsa package
- https://nvd.nist.gov/vuln/detail/CVE-2026-33936 advisory
- https://github.com/tlsfuzzer/python-ecdsa/releases/tag/python-ecdsa-0.19.2 fix
- https://github.com/tlsfuzzer/python-ecdsa/commit/bd66899550d7185939bf27b75713a2ac9325a9d3 fix
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33554 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-29785 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33216 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21715 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35177 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34982 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33936 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21714 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21710 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-31394 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-5201 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21713 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21716 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34714 advisory