CVE-2026-62654

Medium6.8Published on September 8, 2026

A vulnerability has been identified in Reyrolle 7SR5 (All versions < V2.70). A special maintenance mode can be activated via a physical key sequence during device boot, in which the device downloads and executes program code from a network server without verifying its authenticity or integrity. This could allow an attacker with physical access to the device to upload and execute arbitrary, unsigned code.

CVSS score6.8 / 10CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)CWE-494

Vulnerabilities

Siemens Reyrolle 7SR5 Flaws Expose Energy Devices to Authentication Bypass and Remote Crashes

CISA warns 14 flaws in Siemens Reyrolle 7SR5 before V2.70, including critical CVE-2026-62645 auth bypass and remote crash bugs. Upgrade advised.

Sep 17, 202601:235 min readRead

This product uses the NVD API but is not endorsed or certified by the NVD.

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Siemens Reyrolle 7SR5 Flaws Expose Energy Devices to Authentication Bypass and Remote Crashes