How severe is CVE-2025-49723?

CVE-2025-49723 has a CVSS 3.x base score of 8.8, 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-2025-49723 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-49723?

CVE-2025-49723 primarily affects Microsoft Windows 10 1809. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-49723?

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-2025-49723 have an EU (EUVD) identifier?

Yes. CVE-2025-49723 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20623.

When was CVE-2025-49723 published?

CVE-2025-49723 was published on 2025-07-08 and last updated on 2026-06-17.

CVE-2025-49723

CVE-2025-49723 is a high-severity vulnerability in Microsoft Windows 10 1809 with a CVSS 3.x base score of 8.8. 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-862.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-20623
Weakness: CWE-862
Affected product: Microsoft Windows 10 1809
Published: 2025-07-08
Last modified: 2026-06-17

Description

Missing authorization in Windows StateRepository API allows an authorized attacker to perform tampering locally.

Frequently asked questions

What is CVE-2025-49723?: Missing authorization in Windows StateRepository API allows an authorized attacker to perform tampering locally.
How severe is CVE-2025-49723?: CVE-2025-49723 has a CVSS 3.x base score of 8.8, 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-2025-49723 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-49723?: CVE-2025-49723 primarily affects Microsoft Windows 10 1809. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-49723?: 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-2025-49723 have an EU (EUVD) identifier?: Yes. CVE-2025-49723 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20623.
When was CVE-2025-49723 published?: CVE-2025-49723 was published on 2025-07-08 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49723

Affected products (11)

cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*

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