CVE-2026-27552CWE-863broken-access-control

CVE-2026-27552

High · published September 16, 2026

CVSS v3.1
8.1
EPSS
1%
Percentile
48.1
In the wild
Unconfirmed
What it is

A low-privileged remote attacker can exploit improper authorization in the /index.php/attached_devices_tab/do_upload endpoint to upload IODD files to the device, potentially altering device behavior or causing system crashes.

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00601 · 48.1th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-09-16T12:16Z
References (3)
https://www.certvde.com/en/advisories/VDE-2026-014/ · [email protected]https://www.certvde.com/en/advisories/VDE-2026-027/ · [email protected]https://www.certvde.com/en/advisories/VDE-2026-028/ · [email protected]
EPSS history
Timeline
  • 17 SEP 03:29Z
    EPSS moved — → 1%
    epss
  • 16 SEP 07:49Z
    Unauthorized IODD File Upload due to Improper Authorization
    cvelistv5