CVE-2026-116747

Kener 3.0.0 before 4.1.10 Authentication Bypass via Hardcoded Fallback JWT Secret

Published Oct 26, 2026 CVSS 4.0 · 9.2 Critical EPSS 2.1% KEV · Not listed
Description
Kener 3.0.0 before 4.1.10 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge session tokens by using the hardcoded DUMMY_SECRET fallback key. When KENER_SECRET_KEY is empty or unset, attackers knowing an administrator email can sign a kener-user cookie to access /manage/api with full administrative privileges or forge password-reset tokens.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Rajnandan1
Rajnandan1 kener
Vendors & Products Rajnandan1
Rajnandan1 kener
Type Values Removed Values Added
Description Kener 3.0.0 before 4.1.10 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge session tokens by using the hardcoded DUMMY_SECRET fallback key. When KENER_SECRET_KEY is empty or unset, attackers knowing an administrator email can sign a kener-user cookie to access /manage/api with full administrative privileges or forge password-reset tokens.
Title Kener 3.0.0 before 4.1.10 Authentication Bypass via Hardcoded Fallback JWT Secret
Weaknesses CWE-321
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 5, 2026, 3:53 PM
Reserved
Oct 26, 2026, 8:23 PM
Status
Deferred
Published
Oct 26, 2026, 10:16 PM
Modified
Nov 5, 2026, 4:17 PM