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CVE-2026-45389

🗓️ 15 Jun 2026 00:00:00Reported by MendType 
mend
 mend
🔗 www.mend.io👁 5 Views

Insufficient certificate checks in OCaml-TLS allow impersonation during client authentication.

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-45389
15 Jun 202600:00
–cve
cvelist
Cvelist
CVE-2026-45389
15 Jun 202600:00
–cvelist
euvd
EUVD
EUVD-2026-36765
15 Jun 202621:30
–euvd
nvd
NVD
CVE-2026-45389
15 Jun 202620:16
–nvd
osv_osec
osv_osec
OSEC-2026-07 TLS-server does insufficient client certificate checks (missing KeyUsage and ExtendedKeyUsage validation)
20 May 202613:50
–osv_osec
ptsecurity
Positive Technologies
PT-2026-42203
20 May 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-45389: Undefined Security Weakness
15 Jun 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-45389
15 Jun 202600:00
–vulnrichment

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07 Oct 2026 22:49Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.4
CVSS 49.1
EPSS0.00246
SSVC
5