---
id: CVE-2025-26379
title: >-
  Use of a weak pseudo-random number generator, which may allow an attacker to
  read or inject encrypted PowerG packets.
summary: >-
  Use of a weak pseudo-random number generator, which may allow an attacker to
  read or inject encrypted PowerG packets.
severity: none
cwe:
  - CWE-338
published: '2025-12-22'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T19:10:00.297'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-26379'
references:
  - url: 'https://www.cisa.gov/news-events/ics-advisories/icsa-25-350-02'
    label: productsecurity@jci.com
  - url: >-
      https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories
    label: productsecurity@jci.com
tags:
  - nvd
epss: 0.00186
epssPercentile: 0.07688
ingestedAt: '2026-10-14T19:49:57.536Z'
---

## Overview

Use of a weak pseudo-random number generator, which may allow an attacker to read or inject encrypted PowerG packets.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.