THREAT OPS › Threat News › [NVD] CVE-2026-55401 (MEDIUM 5.3) — 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
[NVD] CVE-2026-55401 (MEDIUM 5.3) — 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
CVE-2026-55401 CVSS: 5.3 MEDIUM Published: 2026-08-13T16:18:07.867
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 serv
Indicators of compromise
- CVE-2026-55401cve
- 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:Lurl
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-55401