CVE-2026-5263Medium· 6.5▾ SunlitURI 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 vio…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 35.8 · likelihood 0 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Exploit-prediction probability, daily snapshots since Jul 4.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.2%
0.2% → 0.2%
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.
wolfssl < 5.9.1Upgrade past the affected range:
wolfssl 5.9.1Connected by shared product, vendor, weakness, or advisory.
CVE-2026-24281High· 7.4Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS (PTR) when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certifica…
CVE-2021-20327Medium· 6.4A specific version of the Node.js mongodb-client-encryption module does not perform correct validation of the KMS server’s certificate
CVE-2018-0227High· 7.5A vulnerability in the Secure Sockets Layer (SSL) Virtual Private Network (VPN) Client Certificate Authentication feature for Cisco Adaptive Security Appliance (ASA) could allow an unauthenticated, remote attacker to establish an SSL VPN…
CVE-2026-1531High· 8.1A flaw was found in foreman_kubevirt
CVE-2026-1530High· 8.1A flaw was found in fog-kubevirt
CVE-2026-33896High· 7.4Forge (also called `node-forge`) is a native implementation of Transport Layer Security in JavaScript