CVE-2026-86241
liufee FeehiCMS Cookie Validation main-local.php hard-coded key
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-321 CWE-320 |
| Vendor | liufee |
| Product | feehicms |
| Published | Sep 7, 2026 |
| Last Updated | Sep 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
liufee / FeehiCMS
2.1.0 2.1.1
References
vuldb.com: https://vuldb.com/vuln/399398 vuldb.com: https://vuldb.com/vuln/399398/cti vuldb.com: https://vuldb.com/cve/CVE-2026-86241 vuldb.com: https://vuldb.com/submit/901836 github.com: https://github.com/liufee/cms/issues/96 github.com: https://github.com/yang5ynag/cve/blob/main/FEHI-003-Empty-cookieValidationKey.md
Credits
🔍 lyang (VulDB User) VulDB CNA Team