CVE-2019-5010EPSS p97.5%
CVE-2019-5010CVE-2019-5010
python / python
Description
An exploitable denial-of-service vulnerability exists in the X509 certificate parser of Python.org Python 2.7.11 / 3.6.6. A specially crafted X509 certificate can cause a NULL pointer dereference, resulting in a denial of service. An attacker can initiate or accept TLS connections using crafted certificates to trigger this vulnerability.
Scoring
| CVSS | 7.5 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 20.74% probability of exploitation · percentile 97.5% · 2026-10-10T12:00:23Z |
| Last modified | 2026-10-07 |