CVE-2026-10592 — Wildcard DNS SAN bypasses CA name-constraint checks

CVE-2026-10592

Wildcard DNS SAN bypasses CA name-constraint checks PUBLISHED

Description (CNA)

Certificates with wildcard DNS SANs (e.g. *.example.com) bypassed CA name-constraint checks. A certificate with a wildcard DNS SAN that should be rejected by the issuing CA's permitted/excluded DNS name constraints could be accepted.

Affected (CNA)

Vendor / product	Versions
wolfSSL / wolfSSL	affected 3.9.10 through 5.9.1

CWE

CWE-295

References

https://github.com/wolfSSL/wolfssl/pull/10549
https://www.wolfssl.com/docs/security-vulnerabilities/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.