How severe is CVE-2024-43522?

CVE-2024-43522 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-43522 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-43522?

CVE-2024-43522 primarily affects Microsoft Windows 11 22h2. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-43522?

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.

Does CVE-2024-43522 have an EU (EUVD) identifier?

Yes. CVE-2024-43522 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40776.

When was CVE-2024-43522 published?

CVE-2024-43522 was published on 2024-10-08 and last updated on 2026-06-17.

CVE-2024-43522

CVE-2024-43522 is a high-severity vulnerability in Microsoft Windows 11 22h2 with a CVSS 3.x base score of 7.0. 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-122.

Key facts

Severity: High (CVSS 3.x base score 7.0)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-40776
Weakness: CWE-122
Affected product: Microsoft Windows 11 22h2
Published: 2024-10-08
Last modified: 2026-06-17

Description

Windows Local Security Authority (LSA) Elevation of Privilege Vulnerability

Frequently asked questions

What is CVE-2024-43522?: Windows Local Security Authority (LSA) Elevation of Privilege Vulnerability
How severe is CVE-2024-43522?: CVE-2024-43522 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-43522 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-43522?: CVE-2024-43522 primarily affects Microsoft Windows 11 22h2. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-43522?: 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.
Does CVE-2024-43522 have an EU (EUVD) identifier?: Yes. CVE-2024-43522 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40776.
When was CVE-2024-43522 published?: CVE-2024-43522 was published on 2024-10-08 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43522

Affected products (2)

cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*

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