CVE-2026-85177
CRMEB through 6.0.0 Unauthorized Message Modification via edit_message
CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
0th
CRMEB through 6.0.0 fails to validate message ownership in the edit_message handler of MessageSystemController.php, allowing authenticated users to modify arbitrary system inbox messages. Attackers can update any message's columns including is_del, look, and uid to delete, mark read, or reassign victim notifications without authorization.
| CWE | CWE-639 |
| Vendor | crmeb |
| Product | crmeb |
| Published | Sep 3, 2026 |
| Last Updated | Sep 3, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low
Affected Versions
crmeb / CRMEB
0 ≤ 6.0.0
References
github.com: https://github.com/crmeb/CRMEB/issues/120 github.com: https://github.com/crmeb/CRMEB github.com: https://github.com/crmeb/CRMEB/blob/v6.0.0/crmeb/app/api/controller/v1/user/MessageSystemController.php vulncheck.com: https://www.vulncheck.com/advisories/crmeb-through-6.0.0-unauthorized-message-modification-via-edit-message
Credits
🔍 George Chen