CVE-2026-18556
Authentication Bypass Using an Alternate Path or Channel in N-able N-central. CISA confirmed attackers exploit it and added it to its Known Exploited Vulnerabilities catalog on 4 August 2026.
- Product
- N-able N-central
- Added to CISA's catalog
- Federal fix-by date
- Ransomware
- No known use in ransomware campaigns
- Vendor advisories
- Sources
- CISA’s catalog, NVD entry
CISA’s description.
N-able N-central contains an authentication bypass using an alternate path or channel that allows for authentication bypass.
More from N-able this year.
- CVE-2026-86218 Static Code Injection, added
- CVE-2026-18577 Authentication Bypass Using an Alternate Path or Channel, added
Every flaw CISA confirmed exploited in the last 30 days is on the exploit watch. This is not security advice. Check the vendor’s advisory before acting. From CISA’s catalog of 4 November 2026.