Vulnerability · Published Jul 15, 2026 · Assigned by Absolute
CVE-2026-40958Input validation error in Secure Access clients prior to 14.55
Low 2.3
In plain English
A low-severity improper input validation 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 32% of all known vulnerabilities).
Severity (CVSS 4.0)2.3Low
Exploit odds (30 days)0.4%top 68.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
CVE-2026-40958 is a input validation error in Secure Access clients prior to 14.55. Attackers with intimate knowledge of and total control over the tunnel protocol can create a non-persistent DoS against their client.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Absolute Security | Secure Access | 0 – before 14.55 |
Weakness: CWE-20 · Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N