CVE-2026-86241

A weakness has been identified in liufee FeehiCMS up to 2.1.1. This impacts an unknown function of the file environments/prod/backend/config/main-local.php of the component Cookie Validation. This manipulation of the argument cookieValidationKey causes use of hard-coded cryptographic key . The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

CVSS v3 4.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/liufee/cms/issues/96
https://github.com/yang5ynag/cve/blob/main/FEHI-003-Empty-cookieValidationKey.md
https://vuldb.com/cve/CVE-2026-86241
https://vuldb.com/submit/901836
https://vuldb.com/vuln/399398
https://vuldb.com/vuln/399398/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-07 02:17

Updated : 2026-09-11 21:17

NVD link : CVE-2026-86241

Mitre link : CVE-2026-86241

CVE.ORG link : CVE-2026-86241

JSON object : View

Products Affected

No product.

CWE

CWE-320

Key Management Errors

CWE-321

Use of Hard-coded Cryptographic Key

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