CVE-2026-91000

CVE Enrichment

CVSS: 8.4 HIGH
CISA KEV: Not listed

Description

Missing authentication for critical function vulnerability in N-able N-central allows Privilege Escalation. This issue affects N-central: before 2026.4.1.

Technical Details

CVSS Version: 4.0
CNA / NVD Source: a5532a13-c4dd-4202-bef1-e0b8f2f8d12b
Published: 11-Nov-2026 05:21
Last Modified: 11-Nov-2026 22:17
CWE: CWE-306

CVSS Vector


            CVSS:4.0                            AV:L /
                            AC:L /
                            AT:N /
                            PR:L /
                            UI:N /
                            VC:H /
                            VI:H /
                            VA:L /
                            SC:N /
                            SI:N /
                            SA:N /
                            E:X /
                            CR:X /
                            IR:X /
                            AR:X /
                            MAV:X /
                            MAC:X /
                            MAT:X /
                            MPR:X /
                            MUI:X /
                            MVC:X /
                            MVI:X /
                            MVA:X /
                            MSC:X /
                            MSI:X /
                            MSA:X /
                            S:X /
                            AU:X /
                            R:X /
                            V:X /
                            RE:X /
                            U:X

CNA Products / Version Status

N-able · N-central Source: CNA · a5532a13-c4dd-4202-bef1-e0b8f2f8d12b
Default status: unaffected

0 ≤ version < 2026.4.1 — affected (custom)

References

a5532a13-c4dd-4202-bef1-e0b8f2f8d12b

Last enrichment sync: 12-Nov-2026 02:25
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (3)

of 8.6), CVE-2026-125880 (XSS, CVSS score of 8.3), CVE-2026-125881 (SSRF, CVSS score of 9.3), and CVE-2026-91000 (missing authentication, leading to privilege escalation, CVSS score of 8.4). N-able Patches N-central Flaws as Attackers Probe Exposed Instances
CVE-2026-91000 - Insecure IPC Channels lead to local privilege escalation N-able Releases N-central Hotfixes for Seven Zero-Day Vulnerabilities
via file repository upload path traversal and was discovered by Nate Fair of Sprocket Security; and CVE-2026-91000, which leads to local privilege escalation via insecure IPC Channels. N-able Takes N-central Offline After 33 Flaws Disclosed

CVE (10)

People (4)

MITRE ATT&CK (5)

Vendors (1)

Products (1)

Tools (1)

Industries (3)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.