CVE-2026-55398

Memory management vulnerability in Secure Access clients

Medium · published July 15, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
27.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
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
EPSS
0.00354 · 27.9th percentile
Published
2026-07-15T20:17Z
EPSS history
Timeline
  • 15 JUL 20:17Z
    Memory management vulnerability in Secure Access clients
    cvelistv5