CVE-2026-102250: Schneider Electric firmware upload authentication bypass

CVE-2026-102250 · Severity: info · Published 2026-10-13

A Schneider Electric device contains a vulnerability that allows an authenticated administrator to upload modified firmware without proper verification, potentially granting full control of the device. An attacker with admin credentials could exploit this during a firmware update to install malicious code and take over the device.

Vendors: Schneider Electric.

Quick answers

Is CVE-2026-102250 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-102250 being exploited in the wild.
How severe is CVE-2026-102250?
Informational severity, published 13 October 2026.
Which products and versions are affected?
Schneider Electric <UNKNOWN>.
Is there a fix for CVE-2026-102250?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-102250 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2026-102250?
Check whether you run Schneider Electric <UNKNOWN>. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

The vulnerability is an insufficient verification of data authenticity (CWE-345) in the firmware upload mechanism. An authorized admin user can upload modified firmware without proper cryptographic verification, allowing firmware tampering. Exploitation requires valid admin credentials and access to the firmware update procedure, potentially resulting in device compromise and unauthorized control.

Affected products

  • Schneider Electric <UNKNOWN>

Timeline

  • 2026-10-13: disclosed

References

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