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ZKEACMS ZKEACMSZKEACMS through 4.4 Authentication Bypass via Hard-Coded JWT Signing Key

Risk 65
Severity
8.8
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

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. Attackers can sign a token with the Name claim set to 'admin' to call ApiAuthorize endpoints, modifying articles and products and reading form submissions.

First published (updated )
CVE-2026-111633

ZKEACMS ZKEACMSMalicious File Upload

Risk 86
Severity
9.8
Malicious File Upload
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

An arbitrary file upload vulnerability in ZKEACMS v4.1 allows attackers to execute arbitrary code via a crafted file.

First published (updated )
CVE-2025-52239

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