Juniper Networks security advisory (AV26-1043)

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        <div><p><strong>Serial number: </strong>AV26-1043<br /><strong>Date: </strong>October 15, 2026</p>

As of October 14, 2026, Juniper Networks is affected by vulnerabilities in the following products:

  • Junos OS
    • Versions prior to 23.2R2-S7.7
    • Version 23.4 prior to 23.4R2-S8.13
    • Version 24.2 prior to 24.2R2-S5.5
    • Version 24.4 prior to 24.4R2-S5
    • Version 25.2 prior to 25.2R2-S2
    • Version 25.4 prior to 25.4R1-S3
    • Version 26.2 prior to 26.2R1-S2
  • Junos OS Evolved
    • Versions prior to 23.2R2-S7.7-EVO
    • Version 23.4 prior to 23.4R2-S8.11-EVO
    • Version 24.2 prior to 24.2R2-S5.6-EVO
    • Version 24.4 prior to 24.4R2-S5-EVO
    • Version 25.2 prior to 25.2R2-S2-EVO
    • Version 25.4 prior to 25.4R1-S3-EVO
    • Version 26.2 prior to 26.2R1-S2-EVO
    • Version 23.4X100-EVO
    • Version 25.2X100 prior to 25.2X100-D35-EVO
    • Version 25.4X300 prior to 25.4X300-D40-EVO

The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.

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Article Link: Juniper Networks security advisory (AV26-1043) - Canadian Centre for Cyber Security