CVE-2026-45389

n/a / n/a PUBLISHED

Description (CNA)

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).

Affected (CNA)

Vendor / product	Versions
n/a / n/a	affected n/a

CWE

No CWE identifiers supplied.

References

https://osv.dev/vulnerability/OSEC-2026-07

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.