Vulnerability · Published Jul 15, 2026 · Assigned by Absolute
CVE-2026-55398Memory management vulnerability in Secure Access clients
Medium 6.9
In plain English
A medium-severity uncontrolled resource consumption in Secure Access from Absolute Security. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).
Severity (CVSS 4.0)6.9Medium
Exploit odds (30 days)0.4%top 70.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
CVE-2026-55398 is a memory management vulnerability in Secure Access clients and servers prior to 14.55. Attackers with intimate knowledge of and total control over the tunnel protocol can create a non-persistent DoS against the server.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Absolute Security | Secure Access | 0 – before 14.55 |
Weakness: CWE-400, CWE-119 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N