High 7.5Known exploited (CISA KEV)Published Jul 11, 2023

CVE-2023-36884Windows Search Remote Code Execution Vulnerability

Updated under an hour ago (Oct 28, 2026, 2:10 AM ET)

Does this affect you?

It affects Microsoft Windows 10 Version 1507 and 16 other products. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Jul 17, 2023; federal agencies had to remediate by Aug 29, 2023, and it is known to be used in ransomware. Treat that date as your deadline.

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Every CVE for Microsoft Windows 10 Version 1507

Exploited in the last 30 days

Windows Search Remote Code Execution Vulnerability

CVSS: 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
Weakness (CWE): CWE-362
Known exploited: Added to CISA KEV Jul 17, 2023; federal remediation due Aug 29, 2023; known ransomware useApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
EPSS (exploitation in the next 30 days): 99.44% (percentile 100)
Assigned by: microsoft
NVD analysis: Analyzed
Record last updated: Aug 10, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Microsoft Windows 10 Version 1507 microsoft:windows_10_1507	from 10.0.10240.0 before 10.0.10240.20107	CNA record
Microsoft Windows 10 Version 1607 microsoft:windows_10_1607	from 10.0.14393.0 before 10.0.14393.6167	CNA record
Microsoft Windows 10 Version 1809 microsoft:windows_10_1809	from 10.0.17763.0 before 10.0.17763.4737	CNA record
Microsoft Windows 10 Version 21H2 microsoft:windows_10_21h2	from 10.0.19044.0 before 10.0.19044.3324	CNA record
Microsoft Windows 10 Version 22H2 microsoft:windows_10_22h2	from 10.0.19045.0 before 10.0.19045.3324	CNA record
Microsoft Windows 11 version 21H2 microsoft:windows_11_21h2	from 10.0.22000.0 before 10.0.22000.2295	CNA record
Microsoft Windows 11 version 22H2 microsoft:windows_11_22h2	from 10.0.22621.0 before 10.0.22621.2134	CNA record
Microsoft Windows Server 2008 Service Pack 2 microsoft:windows_server_2008_service_pack_2 (from the name)	from 6.0.6003.0 before 6.0.6003.22216	CNA record
Microsoft Windows Server 2008 R2 Service Pack 1 microsoft:windows_server_2008_r2_service_pack_1 (from the name)	from 6.1.7601.0 before 6.1.7601.26664	CNA record
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) microsoft:windows_server_2008_r2_service_pack_1_server_core_installation (from the name)	from 6.1.7601.0 before 6.1.7601.26664	CNA record
1–10 of 28

References

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36884	vendor-advisory, patch
http://seclists.org/fulldisclosure/2023/Jul/43	broken-link, mailing-list, third-party-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-36884	us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.