CVSS 4.0
8.4 highCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:NCVE-2026-91000
High (8.4) in n-able n-central.
Missing authentication for critical function vulnerability in N-able N-central allows Privilege Escalation.
This issue affects N-central: before 2026.4.1.
Severity
- CWE
- CWE-306 Missing Authentication for Critical Functionality
- OWASP Top 10
- A07:2025 Authentication Failures
- Published
- Assigned by
- N-able (CNA)
- NVD analysis
- Not in the NVD yet
- Record from
- the CVE List, synced
Ask an AI about this CVE
Show the prompt
Explain CVE-2026-91000 for an engineer deciding whether to act. Use https://cve.bz/api/public/cves/CVE-2026-91000?via=ask-ai-copy and https://cve.bz/cve/CVE-2026-91000?via=ask-ai-copy as the source of truth: what is affected and which versions fix it, whether it is in CISA KEV, public exploits, and its EPSS (an internet-wide 30-day estimate of exploitation activity, not a forecast for my systems). If they give no fixed versions, use the CVE record https://cveawg.mitre.org/api/cve/CVE-2026-91000 or the vendor advisory, not third-party mirrors. Tell me how to check whether I am affected and how to verify a fix. Cite the sources and say where they are uncertain.Opens a third-party assistant; its answer is its own, not cve.bz's. The prompt holds only this CVE's id and public links.
Affected
Versions
From the CNA's record in the CVE List.
| Product | Affected |
|---|---|
| N-able N-central | before 2026.4.1 |
Attack patterns (CAPEC)
- CAPEC-12 Choosing Message Identifier Likelihood: High · Severity: High
- CAPEC-36 Using Unpublished Interfaces or Functionality Likelihood: Medium · Severity: High
- CAPEC-62 Cross Site Request Forgery Likelihood: High · Severity: Very High
- CAPEC-166 Force the System to Reset Values Severity: Medium
- CAPEC-216 Communication Channel Manipulation
The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.