How severe is CVE-2026-40952?

CVE-2026-40952 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-40952 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-40952?

CVE-2026-40952 affects Absolute Secure Access. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-40952?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-40952 published?

CVE-2026-40952 was published on 2026-07-15 and last updated on 2026-07-16.

CVE-2026-40952

CVE-2026-40952 is a high-severity vulnerability in Absolute Secure Access with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-276.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v4: 8.5
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Absolute Secure Access
Published: 2026-07-15
Last modified: 2026-07-16

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.

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.
How severe is CVE-2026-40952?: CVE-2026-40952 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-40952 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-40952?: CVE-2026-40952 affects Absolute Secure Access. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-40952?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-40952 published?: CVE-2026-40952 was published on 2026-07-15 and last updated on 2026-07-16.

References

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

Affected products (1)

cpe:2.3:a:absolute:secure_access:*:*:*:*:*:*:*:*

More vulnerabilities in Absolute Secure Access

CVE-2026-33447 — Critical (CVSS 9.8): CVE-2026-33447 is a buffer overflow in a message parsing function of the Secure Access client prior to 14.50.…
CVE-2026-33446 — Critical (CVSS 9.8): CVE-2026-33446 is a buffer overflow in the authentication sub-system of the Secure Access client prior to 14.50.…
CVE-2025-49084 — Critical (CVSS 9.1): CVE-2025-49084 is a vulnerability in the management console of Absolute Secure Access prior to version 13.56. Attackers…
CVE-2026-33451 — High (CVSS 7.8): CVE-2026-33451 is an arbitrary read/write vulnerability in the Secure Access Windows client prior to 14.50. Attackers…
CVE-2026-40957 — High (CVSS 7.5): o CVE-2026-40957 is a frameable content vulnerability in the Secure Access server login page prior to 14.55.…
CVE-2026-33449 — High (CVSS 7.5): CVE-2026-33449 is a buffer overflow in a message handling function of the Secure Access client prior to 14.50.…

All CVEs affecting Absolute Secure Access →

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CVE-2020-29491 — Critical (CVSS 10.0): Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability. A remote…
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CVE-2020-37129 — Critical (CVSS 9.8): Memu Play 7.1.3 contains an insecure folder permissions vulnerability that allows low-privileged users to modify the…

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