Vulnerability Details CVE-2025-11933
Improper Input Validation in the TLS 1.3 CKS extension parsing in wolfSSL 5.8.2 and earlier on multiple platforms allows a remote unauthenticated attacker to potentially cause a denial-of-service via a crafted ClientHello message with duplicate CKS extensions.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 28.4%
CVSS Severity
CVSS v3 Score 6.5