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Priority HIGH 77

ZKEACMS through 4.4 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge REST API JWT bearer tokens using a hard-coded HMAC-SHA256 signing key in JwtBearerDefaults.cs.

CVSS 4.0HIGH 8.8 Network No auth No interaction EPSS 0.00439 Published 2026-10-16 No fix listed CWE-321