CVE-2026-5263 — URI nameConstraints not enforced in ConfirmNameConstraints()
URI nameConstraints from constrained intermediate CAs are parsed but not enforced during certificate chain verification in wolfcrypt/src/asn.c. A compromised or malicious sub-CA…
Published: 2026-04-09 · CVSS: 7.0 · CVSS 4.0
URI nameConstraints from constrained intermediate CAs are parsed but not enforced during certificate chain verification in wolfcrypt/src/asn.c. A compromised or malicious sub-CA could issue leaf certificates with URI SAN entries that violate the nameConstraints of the issuing CA, and wolfSSL would accept them as valid.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7