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N2OS Release Notes
N2OS Release Notes for all the latest releases.
N2OS 26.1.0
Security fixes
A list of security problems that have been addressed in this release.

N2OS Release Notes
N2OS Release Notes for all the latest releases.
- N2OS 26.1.0
  - Highlights
    An overview of the most impactful changes in this release.
  - Updates in upcoming releases
    Important changes in future releases that might require additional steps or planning during upgrade.
  - Base OS
    A list of the improvements for the operating system and GUI usability changes that have been introduced in this release.
  - Protocols, Smart Polling, and Arc
    A list of the improvements for Protocols, Smart Polling and Arc that have been introduced in this release.
  - CMC, Remote Collector, and AAA
    A list of the improvements for the CMC, Remote Collector and Authentication, Authorization and Accounting that have been introduced in this release.
  - Resolved issues
    A list of the bugs and defects that have been addressed in this release.
  - Security fixes
    A list of security problems that have been addressed in this release.
  - Update path requirements
    Follow these instructions to have a smooth upgrade experience.
- N2OS 26.0.0
- N2OS 25.6.0
- N2OS 25.5.0
- N2OS 25.4.0
- N2OS 25.3.0
- N2OS 25.2.0
- N2OS 25.1.0
- N2OS 25.0.0
- N2OS 24.6.0
- N2OS 24.5.1
- N2OS 24.5.0
- N2OS 24.4.1
- N2OS 24.4.0
- N2OS 24.3.1
- N2OS 24.3.0
- N2OS 24.2.0
- N2OS 24.1.0
- N2OS 24.0.0
- N2OS 23.4.1
- N2OS 23.4.0
- N2OS 23.3.1
- N2OS 23.3.0
- N2OS 23.2.0
- N2OS 23.1.0
- N2OS 23.0.0

Security fixes

A list of security problems that have been addressed in this release.

N2OS-17495: Enhanced security for web cookies.
N2OS-17526: Updated system dependencies to resolve:
- CVE-2025-11187
- CVE-2025-15467
- CVE-2025-15468
- CVE-2025-15469
- CVE-2025-66199
- CVE-2025-68160
- CVE-2025-69418
- CVE-2025-69419
- CVE-2025-69420
- CVE-2025-69421
- CVE-2026-22795
- CVE-2026-22796
- CVE-2025-15547
ENG-126: Updated dependencies to remove exposure to CVE‑2026‑24051.
ENG-177: Updated system dependency addressing CVE-2025-64720 and CVE-2025-65018.