# CVE-2026-91000: N-able N-central missing authentication in critical function

Source: https://junglewise.ai/threats/cve-2026-91000-missing-authentication-for-critical-function-vulnerability-in-n  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-10. Updated: 2026-11-10  
License: CC BY 4.0 with a link back

CVE-2026-91000 · Severity: info · Published 2026-11-10

N-able N-central is a remote management and monitoring platform used by IT service providers to manage client systems. A missing authentication check on a critical function allows an authenticated local user to escalate their privileges and gain administrative control of the system.

Technologies: [N-able N-central](https://junglewise.ai/threats/technologies/n-central). Vendors: [N-able](https://junglewise.ai/threats/vendors/n-able).

## Quick answers

**Is CVE-2026-91000 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-91000 being exploited in the wild.

**How severe is CVE-2026-91000?** Informational severity, published 10 November 2026.

**Which products and versions are affected?** N-able N-central before 2026.4.1.

**Is there a fix for CVE-2026-91000?** Yes: fixed in 2026.4.1. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-91000 attacked?** It is attacked with local access, in a hosted service.

**Am I affected by CVE-2026-91000?** Check whether you run N-able N-central at an affected version. 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.

## How to fix

- Fixed in 2026.4.1

## Technical details

The vulnerability is a missing authentication check for a critical function, likely in inter-process communication (IPC) channels based on the advisory URL reference. An attacker with local access and existing credentials can bypass the authentication mechanism to escalate privileges to administrator level.

## Affected products

- N-able N-central before 2026.4.1

## Timeline

- 2026-11-10: disclosed

## References

- [https://me.n-able.com/s/security-advisory/aArVy0000002irNKAQ/cve202691000-insecure-ipc-channels-lead-to-local-privilege-escalation](https://me.n-able.com/s/security-advisory/aArVy0000002irNKAQ/cve202691000-insecure-ipc-channels-lead-to-local-privilege-escalation)

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