CVE-2023-53951

Ever Gauzy v0.281.9 JWT Authentication Weakness via HMAC Secret

Published Dec 19, 2025 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
Ever Gauzy v0.281.9 contains a JWT authentication vulnerability that allows attackers to exploit weak HMAC secret key implementation. Attackers can leverage the exposed JWT token to authenticate and gain unauthorized access with administrative permissions.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Gauzy
Gauzy ever Gauzy
Vendors & Products Gauzy
Gauzy ever Gauzy
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Ever Gauzy v0.281.9 contains a JWT authentication vulnerability that allows attackers to exploit weak HMAC secret key implementation. Attackers can leverage the exposed JWT token to authenticate and gain unauthorized access with administrative permissions.
Title Ever Gauzy v0.281.9 JWT Authentication Weakness via HMAC Secret
Weaknesses CWE-347
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Apr 7, 2026, 2:08 PM
Reserved
Dec 16, 2025, 7:22 PM
Status
Deferred
Published
Dec 19, 2025, 9:15 PM
Modified
Jun 17, 2026, 6:46 AM