CVE-2026-27552 Device - Broken Access Control

A device contains a broken access control vulnerability caused by improper authorization in the /index.php/attached_devices_tab/do_upload endpoint, letting low-privileged remote attackers upload IODD files to alter device behavior or cause crashes, exploit requires low-privileged remote access.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.60% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Data Tampering, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Published
16 September 2026
Updated
15 October 2026
Weakness
CWE-863

Vendor fix

Update to the latest version with proper authorization checks.

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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