# CVE-2026-40950: is a buffer overflow vulnerability in the Secure Access server prior to 14.50. Attackers with control of a modified client c

Source: https://junglewise.ai/threats/cve-2026-40950-is-a-buffer-overflow-vulnerability-in-the-secure-access-server  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-30  
License: CC BY 4.0 with a link back

CVE-2026-40950 · Severity: medium · CVSS 6.5 · Published 2026-04-30

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

Technologies: [Absolute Secure Access](https://junglewise.ai/threats/technologies/absolute-secure-access). Vendors: [Absolute](https://junglewise.ai/threats/vendors/absolute).

## Quick answers

**Is CVE-2026-40950 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-40950 being exploited in the wild.

**How severe is CVE-2026-40950?** Medium severity, with a CVSS score of 6.5, published 30 April 2026.

**Which products and versions are affected?** Absolute Secure Access. The advisory does not name versions.

**Is there a fix for CVE-2026-40950?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2026-40950?** Check whether you run Absolute Secure Access. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Absolute Secure Access

## Related threats

- [Absolute Secure Access missing length validation](https://junglewise.ai/threats/cve-2026-116768-is-a-missing-length-validation-vulnerability-in-secure-access)
- [Absolute Secure Access improper input handling denial of service](https://junglewise.ai/threats/cve-2026-116767-is-an-improper-input-handling-vulnerability-in-secure-access)
- [Absolute Secure Access improper input handling denial of service](https://junglewise.ai/threats/cve-2026-116766-is-an-improper-input-handling-vulnerability-in-the-secure-access)
- [Absolute Secure Access cross-site request forgery](https://junglewise.ai/threats/cve-2026-97718-is-a-cross-site-request-forgery-vulnerability-in-version-14-60-of)
- [Absolute Secure Access authentication bypass](https://junglewise.ai/threats/cve-2026-116769-is-an-authentication-bypass-vulnerability-in-secure-access)