Vulnerability Details CVE-2026-55401
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
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 21.5%
CVSS Severity
CVSS v3 Score 5.3
References
Products affected by CVE-2026-55401
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cpe:2.3:a:absolute:secure_access:-
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cpe:2.3:a:absolute:secure_access:12.00
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cpe:2.3:a:absolute:secure_access:12.50
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cpe:2.3:a:absolute:secure_access:12.70
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cpe:2.3:a:absolute:secure_access:13.04
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cpe:2.3:a:absolute:secure_access:13.05
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cpe:2.3:a:absolute:secure_access:13.06
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cpe:2.3:a:absolute:secure_access:13.07
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cpe:2.3:a:absolute:secure_access:13.08
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cpe:2.3:a:absolute:secure_access:13.54
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cpe:2.3:a:absolute:secure_access:13.55
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cpe:2.3:a:absolute:secure_access:13.56
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cpe:2.3:a:absolute:secure_access:14.02
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cpe:2.3:a:absolute:secure_access:14.10
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cpe:2.3:a:absolute:secure_access:14.12
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cpe:2.3:a:absolute:secure_access:14.20
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cpe:2.3:a:absolute:secure_access:14.21
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cpe:2.3:a:absolute:secure_access:14.50
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cpe:2.3:a:absolute:secure_access:9.0