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High 8.8Known exploited (CISA KEV)Published Jul 11, 2023
CVE-2023-32049Windows SmartScreen Security Feature Bypass Vulnerability
Updated under an hour ago ()
Does this affect you?
It affects Microsoft Windows 10 Version 1809 and 8 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Jul 11, 2023; federal agencies had to remediate by Aug 1, 2023. Treat that date as your deadline.
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Windows SmartScreen Security Feature Bypass Vulnerability
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
- Weakness (CWE)
- Not given
- Known exploited
- Added to CISA KEV Jul 11, 2023; federal remediation due Aug 1, 2023Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.
- EPSS (exploitation in the next 30 days)
- 4.16% (percentile 91)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Jan 12, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Microsoft Windows 10 Version 1809 microsoft:windows_10_1809 | from 10.0.17763.0 before 10.0.17763.4645 | CNA record |
Microsoft Windows Server 2019 microsoft:windows_server_2019 (from the name) | from 10.0.17763.0 before 10.0.17763.4645 | CNA record |
Microsoft Windows Server 2022 microsoft:windows_server_2022 (from the name) | from 10.0.20348.0 before 10.0.20348.1850 | CNA record |
Microsoft Windows 11 version 21H2 microsoft:windows_11_21h2 | from 10.0.0 before 10.0.22000.2176 | CNA record |
Microsoft Windows 10 Version 21H2 microsoft:windows_10_21h2 | from 10.0.19043.0 before 10.0.19044.3208 | CNA record |
Microsoft Windows 11 version 22H2 microsoft:windows_11_22h2 | from 10.0.22621.0 before 10.0.22621.1992 | CNA record |
Microsoft Windows 10 Version 22H2 microsoft:windows_10_22h2 | from 10.0.19045.0 before 10.0.19045.3208 | CNA record |
Microsoft Windows 10 Version 1607 microsoft:windows_10_1607 | from 10.0.14393.0 before 10.0.14393.6085 | CNA record |
Microsoft Windows Server 2016 microsoft:windows_server_2016 (from the name) | from 10.0.14393.0 before 10.0.14393.6085 | CNA record |
microsoft windows_10_1607 microsoft:windows_10_1607 | before 10.0.14393.6085 | NVD |
microsoft windows_10_1809 microsoft:windows_10_1809 | before 10.0.17763.4645 | NVD |
microsoft windows_10_21h2 microsoft:windows_10_21h2 | before 10.0.19041.3208 | NVD |
microsoft windows_10_22h2 microsoft:windows_10_22h2 | before 10.0.19045.3208 | NVD |
microsoft windows_11_21h2 microsoft:windows_11_21h2 | before 10.0.22000.2176 | NVD |
microsoft windows_11_22h2 microsoft:windows_11_22h2 | before 10.0.22621.1992 | NVD |
microsoft windows_server_2016 microsoft:windows_server_2016 | all versions | NVD |
microsoft windows_server_2019 microsoft:windows_server_2019 | all versions | NVD |
microsoft windows_server_2022 microsoft:windows_server_2022 | all versions | NVD |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-32049vendor-advisory, patch
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-32049us-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.