CVE-2026-85177

MEDIUMCVSS 5.4/10EPSS 0.22%

Last modified

CVE-2026-85177 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

Description

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.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
crmebCRMEB<= 6.0.0

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-85177?
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.
How severe is CVE-2026-85177?
CVE-2026-85177 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.
How do I fix CVE-2026-85177?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST