AUGUST 29, 2026
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Case File

CVE-2026-45389

HIGH · CVSS 7.4 EPSS 0.19%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-06-15 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.4. See the original NVD description below for full technical details.

CVE
CVE-2026-45389
Severity
HIGH
CVSS
7.4
EPSS
0.19%

Original NVD Description

In OCaml-TLS before 2.1.0, the server implementation does insufficient checks of the certificate provided by the client (when doing client authentication), which allows impersonation with certificates that are not meant for client authentication (because of KeyUsage and ExtendedKeyUsage).