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Absolute Secure Access CVE-2026-40951

| EUVD-2026-26431 MEDIUM
Uncontrolled Resource Consumption (CWE-400)
2026-04-30 Absolute
Buffer Overflow Denial Of Service Microsoft
6.8
CVSS 4.0
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CVSS VectorNVD

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

7
Patch released
May 04, 2026 - 18:54 nvd
Patch available
Analysis Generated
Apr 30, 2026 - 23:30 vuln.today
Patch available
Apr 30, 2026 - 22:02 EUVD
CVSS changed
Apr 30, 2026 - 21:22 NVD
6.8 (MEDIUM)
EUVD ID Assigned
Apr 30, 2026 - 20:45 euvd
EUVD-2026-26431
Analysis Generated
Apr 30, 2026 - 20:45 vuln.today
CVE Published
Apr 30, 2026 - 20:22 nvd
MEDIUM 6.8

DescriptionNVD

CVE-2026-40951 is a memory corruption vulnerability on Secure Access Windows clients prior to 14.50. Attackers with local control of the Windows client can send malformed data to an API and trigger a denial of service.

AnalysisAI

Memory corruption in Absolute Secure Access Windows clients prior to version 14.50 allows local authenticated attackers to trigger denial of service by sending malformed data to an exposed API. The vulnerability requires local system access and authenticated privileges but can completely disable the security client, creating a critical availability risk for endpoint protection.

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CVE-2026-40951 vulnerability details – vuln.today
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