Description
CVE-2026-55401 is a null dereference vulnerability on the load-balancing
sub-system of Secure Access servers prior to 14.57. Attackers can send
an unauthenticated packet to a Secure Access server with load balancing
enabled, which results in the internal load balancer crashing. After a
successful attack, the Secure Access server is still able to accept
connections and is still able to issue a failover to connected clients. https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Absolute Security | Secure Access | < 14.57 | 14.57 |
Advisories 1
- WID-SEC-2026-2830 Absolute Secure Access: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Aug 13, 2026