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joserfc: HS256/HS384/HS512 verify accepts empty/nil HMAC key (cross-language sibling of CVE-2026-45363)

🗓️ 02 Jul 2026 19:12:08Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 4 Views

joserfc.jwt.decode accepts empty or None HMAC keys, enabling attacker-forged tokens.

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