CVE-2026-40953 Details
Description
CVE-2026-40953 is a heap overflow in the certificate parsing function of Secure Access clients prior to 14.55. Attackers with local access and administrator permissions can create a denial of service attack against the client over which they have control.
A heap buffer overflow vulnerability has been identified in the certificate parsing function of Absolute Secure Access clients prior to version 14.55. This vulnerability allows attackers with local access and administrator permissions to execute a denial-of-service attack against the client they control.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 16, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.absolute.com/platform/security-information/vulnerability-archive/cve-2026-40953 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-787 | Out-of-bounds Write | [email protected] |
| CWE-787 | Out-of-bounds Write | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| absolute secure access | < 14.55 |
CPE
Remediation
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Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 16, 2026 | CVE Modified | CISA-ADP |
| Jul 16, 2026 | Initial Analysis | [email protected] |
| Jul 15, 2026 | New CVE Received | [email protected] |