Use After Free in Wolfssl

CVE-2026-7531

Use-after-free in PQC hybrid key-share handling. This is an incomplete-fix follow-up to CVE-2026-5460 (released in 5.9.1): a malicious TLS 1.3 server sending a truncated PQC hybrid KeyShare can still trigger the error cleanup path to opera…

Vulnerability class: Use-After-Free

Affected products

Weakness classification (CWE)

References