CVE-2026-45363: CRITICAL improper authentication in ruby-jwt (<2.10.3, <3.2.0) lets attackers forge JWTs with empty HMAC keys. Immediate upgrade required to 2.10.3/3.2.0. Impact: auth bypass, high integrity risk. https://radar.offseq.com/threat/cve-2026-45363-cwe-287-improper-authentication-in--588cdab561cd07ab #OffSeq #CVE202645363 #ruby #jwt #infosec