CVE-2024-43529

Local privilege escalation

Published Oct 8, 2024 · Updated Aug 19, 2026

Untrusted pointer dereference in Microsoft Windows Print Spooler allows local users to elevate privileges via a user-assisted attack. Microsoft identifies the weakness class but has not disclosed the affected function, pointer source, or dereference operation in the spooler. Exploitation requires local low-privilege access and user interaction; success grants elevated control over system data and operation.

CVSS severity7.3
High
EPSS probability0.83%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Untrusted pointer dereference in Microsoft Windows Print Spooler allows local users to elevate privileges via a user-assisted attack. Microsoft identifies the weakness class but has not disclosed the affected function, pointer source, or dereference operation in the spooler. Exploitation requires local low-privilege access and user interaction; success grants elevated control over system data and operation.

The record

CVE
CVE-2024-43529
Published
Oct 8, 2024
Updated
Aug 19, 2026
Vendor
Microsoft
Product
Windows 11, version 24H2
Classifications
CWE-822, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 8, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 19, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=10.0.26100.0 <10.0.26100.2033

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows 11, version 24H2version=10.0.26100.0 <10.0.26100.2033
Microsoft · Windows 11 version 21H2version=10.0.22000.0 <10.0.22000.3260
Microsoft · Windows 10 Version 21H2version=10.0.19043.0 <10.0.19044.5011
Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)version=10.0.25398.0 <10.0.25398.1189
Microsoft · Windows 11 Version 22H3version=10.0.22631.0 <10.0.22631.4317
Microsoft · Windows 10 Version 22H2version=10.0.19045.0 <10.0.19045.5011
Microsoft · Windows 11 Version 23H2version=10.0.22631.0 <10.0.22631.4317
Microsoft · Windows 11, version 22H2version=10.0.22621.0 <10.0.22621.4317
Microsoft · Windows Server 2022version=10.0.20348.0 <10.0.20348.2762

Published CVSS scores

7.3Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-822Untrusted Pointer Dereference
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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