Vulnerability · Published Apr 30, 2026 · Assigned by Absolute
CVE-2026-40950Buffer overflow in the Secure Access server prior to 14.50
High 7.1
In plain English
A high-severity stack buffer overflow in Secure Access from Absolute Software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities).
Severity (CVSS 4.0)7.1High
Exploit odds (30 days)0.2%top 83.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
CVE-2026-40950 is a buffer overflow vulnerability in the Secure Access server prior to 14.50. Attackers with control of a modified client can send a specially crafted message to the server and cause a denial of service
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Absolute Software | Secure Access | 0 – before 14.50 |
Weakness: CWE-121 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N