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CVE-2026-40954

3.7 · LOW

CVE-2026-40954 is an integer underflow vulnerability in the traffic parsing function of Secure Access clients prior to 14.55.

Published Jul 15, 2026CWE-191EPSS 0.32%

Overview

CVE-2026-40954 is a low-severity vulnerability. It was published on July 15, 2026 and has a CVSS 3.1 base score of 3.7 (LOW).

This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

CVE-2026-40954

is an integer underflow vulnerability in the traffic parsing function of 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

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.absolute.com/platform/security-information/vulnerability-archive/cve-2026-40954

How CyberStrike helps

Frequently asked questions

What is CVE-2026-40954?

CVE-2026-40954 is a low-severity vulnerability. It was published on July 15, 2026 and has a CVSS 3.1 base score of 3.7 (LOW).

How severe is CVE-2026-40954?

This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-40954?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-40954?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-40954 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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