EUVD-2026-26424Severity by source
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/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
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/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
Lifecycle Timeline
7DescriptionCVE.org
CVE-2026-33452 is a buffer overflow vulnerability in the Secure Access Windows client prior to 14.50. Attackers with local control of the Windows client can use it to ‘blue screen’ the system.
AnalysisAI
Buffer overflow in Absolute Secure Access Windows client prior to version 14.50 allows local attackers to cause denial of service by triggering a system blue screen. The vulnerability requires local access to the affected system and can be exploited without user interaction or authentication. A vendor patch is available.
Technical ContextAI
Absolute Secure Access is a privileged access management (PAM) and endpoint security client for Windows systems. The buffer overflow occurs in the Windows client component (CVE CPE identifier cpe:2.3:a:absolute_software:secure_access). Buffer overflows in client applications running with elevated privileges can corrupt kernel memory or trigger processor exceptions, leading to system-level denial of service. The AT:P (Attack Time: Preparatory) indicator in the CVSS 4.0 vector suggests exploitation may require specific system state or timing conditions, though the exact triggering mechanism is not detailed in available disclosures.
RemediationAI
Upgrade Absolute Secure Access to version 14.50 or later. This is the vendor-released patch that remediates the buffer overflow vulnerability. Users unable to immediately upgrade should restrict local administrative access to affected Windows systems where Secure Access is installed and monitor system event logs for unexpected application crashes or blue screen events that may indicate exploitation attempts. Organizations should prioritize patching systems where Secure Access provides critical remote access or device management functionality, as denial of service impacts could disrupt business operations.
Same weakness CWE-121 – Stack-based Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today