CVE-2026-88891 OpenPanel - Broken Access Control

OpenPanel contains a broken access control caused by failure to enforce read-only project access on most mutating procedures, letting attackers with read-only access modify, delete, and publish project data, exploit requires explicit read-only access.

CVSS base score 8.3 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.44% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Broken Access Control
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-269

Vendor fix

Update to a version that enforces proper access control on all mutating procedures or latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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