CVE-2026-40952: secure access Permission Flaw — Fix

Description

CVE-2026-40952 is a privilege misconfiguration in the Secure Access installer for the Windows client and server prior to version 14.55. Attackers with local access to the client or server can use it to elevate privileges to Administrator when Secure Access is installed in a non-default location.

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0009

Probability of exploitation

0.01%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-276 Incorrect Default Permissions

Affected Products

Vendor	Product	Versions
absolute	secure_access	< 14.55
microsoft	windows	All

References

Advisories & Patches

https://www.absolute.com/platform/security-information/vulnerability-archive/cve-2026-40952

Frequently Asked Questions

What is CVE-2026-40952? +

CVE-2026-40952 is a privilege misconfiguration in the Secure Access installer for the Windows client and server prior to version 14.55. Attackers with local access to the client or server can use it to elevate privileges to Administrator when Secure Access is installed in a non-default location. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2026-40952? +

CVE-2026-40952 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0009, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-40952? +

CVE-2026-40952 affects products from absolute, microsoft, specifically: secure_access, windows. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-40952? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-40952