CVE-2026-18577
Incomplete patch leads to administrative account takeover
N-able·N-central
- Added
- Aug 3, 2026
- Fix due
- Aug 6, 2026
- Ransomware
- Not known
- Published
- Aug 2, 2026
- Updated
- Aug 4, 2026
- First covered
- Aug 3, 2026
- Latest story
- 3 months ago
Summary
An incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-central Versions through 2026.3.1
CWE-288Authentication bypass using an alternate path or channel
Attack profile
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:L/SI:L/SA:L/E:ACISA required action
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Affected products
- N-able N-centralup to 2026.3