CVE-2026-55399: medium-severity vulnerability in Absolute Security Secure Access
Resource exhaustion vulnerability in the Secure Access publisher
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.1epss 0.4%
CVE-2026-55399 is a resource exhaustion
vulnerability in the Secure Access publisher prior to 14.55. Attackers with
valid credentials to the Secure Access tunnel can create a non-persistent DoS
against the publisher.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Affected products
Absolute Security · Secure AccessRelated CVEs — Absolute Security Secure Access
In the same product, most dangerous first.
CVE-2025-49081MEDIUMInput validation vulnerability in the Secure Access prior to version 13.55EPSS 0.5%CVE-2025-49083HIGHData deserialization vulnerability in the Secure Access administrative console of Absolute Secure Access prior to version 13.56EPSS 0.4%CVE-2026-40957MEDIUMFrameable content vulnerability in the Secure Access server login pageEPSS 0.4%CVE-2026-55402HIGHCVE-2026-55402EPSS 0.4%CVE-2026-33445HIGHMemory management vulnerability in Secure Access serversEPSS 0.4%CVE-2026-55401MEDIUMCVE-2026-55401EPSS 0.4%