CVE-2026-40958
LOWCVSS 3.7/10EPSS 0.21%
Last modified
CVE-2026-40958 is a low-severity vulnerability rated 3.7/10 on the CVSS scale. 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.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Absolute | Secure Access | < 14.55 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2026-40958?
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.
How severe is CVE-2026-40958?
CVE-2026-40958 has a CVSS score of 3.7/10 (LOW severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2026-40958?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-40958?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST