CVE-2026-27552
Unauthorized IODD File Upload due to Improper Authorization
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
8.1
Unauthorized IODD File Upload due to Improper Authorization
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.
- Record
CVE-2026-27552- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-02
EUVDEUVD-2026-80235
8.1
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.
- Record
EUVD-2026-80235- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-85mr-mj2w-73j9
8.1
A low-privileged remote attacker can exploit improper authorization in the /index.php...
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.
- Record
GHSA-85mr-mj2w-73j9- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-02
NVD
8.1
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.
- Record
CVE-2026-27552- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
- carlo gavazzi automation yl212cei8m1io
- carlo gavazzi automation yl212cpn8m1io
- carlo gavazzi automation yn115cei8rpio
- carlo gavazzi automation yn115cpn8rpio
- pepperl+fuchs ice2-8iol-g65l-v1d
- pepperl+fuchs ice2-8iol-k45p-rj45
- pepperl+fuchs ice2-8iol-k45s-rj45
- pepperl+fuchs ice2-8iol1-g65l-v1d
- pepperl+fuchs ice3-8iol-g65l-v1d
- pepperl+fuchs ice3-8iol-g65l-v1d-y
- pepperl+fuchs ice3-8iol-k45p-rj45
- pepperl+fuchs ice3-8iol-k45s-rj45
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-27552 is a high vulnerability (CVSS 8.1) in Carlo Gavazzi Automation Yl212cei8m1io, published September 16, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.60%, the 49th percentile. No source names a fixed version.