CVE-2026-111673
IceCMS through 4.1.5 Missing Authentication via /User Administrative Endpoints
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
IceCMS through 4.1.5 contains a missing authentication vulnerability that allows unauthenticated attackers to modify, delete, or disable any account because /User/** is excluded from the Shiro jwt filter. Attackers can send PUT requests to /User/updateUser to set a new password and role on any userId, including administrators, enabling full account takeover.
| CWE | CWE-306 |
| Vendor | thecosy |
| Product | icecms |
| Published | Oct 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Thecosy / IceCMS
0 ≤ 4.1.5
References
hackmd.io: https://hackmd.io/@hieuPenguinnn/icecms-backend-user-admin-unauth-account-takeover github.com: https://github.com/Thecosy/IceCMS/blob/afd7a9f0d04a714e7c7e735e566c27f54b5d5201/IceCMS-ment/src/main/java/com/ttice/icewkment/controller/backend/UserController.java#L743-L818 github.com: https://github.com/Thecosy/IceCMS/blob/afd7a9f0d04a714e7c7e735e566c27f54b5d5201/IceCMS-ment/src/main/java/com/ttice/icewkment/configuration/ShiroConfig.java#L64-L88 github.com: https://github.com/Thecosy/IceCMS vulncheck.com: https://www.vulncheck.com/advisories/icecms-through-4.1.5-missing-authentication-via-user-administrative-endpoints
Credits
hieuPenguinnn