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High 8.8Known exploited (CISA KEV)Published Apr 9, 2024
CVE-2024-29988SmartScreen Prompt Security Feature Bypass Vulnerability
Updated under an hour ago ()
Does this affect you?
It affects Microsoft Windows 10 Version 1809 and 9 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Apr 30, 2024; federal agencies had to remediate by May 21, 2024. Treat that date as your deadline.
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SmartScreen Prompt 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)
- CWE-693
- Known exploited
- Added to CISA KEV Apr 30, 2024; federal remediation due May 21, 2024Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- EPSS (exploitation in the next 30 days)
- 44.88% (percentile 99)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- 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 10.0.17763.5696 | CNA record |
Microsoft Windows Server 2019 microsoft:windows_server_2019 (from the name) | from 10.0.17763.0 before 10.0.17763.5696 | CNA record |
Microsoft Windows Server 2022 microsoft:windows_server_2022 (from the name) | from 10.0.20348.0 before 10.0.20348.2402 | CNA record |
Microsoft Windows 11 version 21H2 microsoft:windows_11_21h2 | from 10.0.0 before 10.0.22000.2899 | CNA record |
Microsoft Windows 10 Version 21H2 microsoft:windows_10_21h2 | from 10.0.19043.0 before 10.0.19044.4291 | CNA record |
Microsoft Windows 11 version 22H2 microsoft:windows_11_22h2 | from 10.0.22621.0 before 10.0.22621.3447 | CNA record |
Microsoft Windows 10 Version 22H2 microsoft:windows_10_22h2 | from 10.0.19045.0 before 10.0.19045.4291 | CNA record |
Microsoft Windows 11 version 22H3 microsoft:windows_11_22h3 | from 10.0.22631.0 before 10.0.22631.3447 | CNA record |
Microsoft Windows 11 Version 23H2 microsoft:windows_11_23h2 | from 10.0.22631.0 before 10.0.22631.3447 | CNA record |
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) microsoft:windows_server_2022_23h2 | from 10.0.25398.0 before 10.0.25398.830 | CNA record |
microsoft windows_10_1809 microsoft:windows_10_1809 | before 10.0.17763.5696; before 10.0.17763.5696; before 10.0.17763.5696 | NVD |
microsoft windows_10_21h2 microsoft:windows_10_21h2 | before 10.0.19044.4291 | NVD |
microsoft windows_10_22h2 microsoft:windows_10_22h2 | before 10.0.19045.4291 | NVD |
microsoft windows_11_21h2 microsoft:windows_11_21h2 | before 10.0.22000.2899 | NVD |
microsoft windows_11_22h2 microsoft:windows_11_22h2 | before 10.0.22621.3447 | NVD |
microsoft windows_11_23h2 microsoft:windows_11_23h2 | before 10.0.22631.3447 | NVD |
microsoft windows_server_2019 microsoft:windows_server_2019 | before 10.0.17763.5696 | NVD |
microsoft windows_server_2022 microsoft:windows_server_2022 | before 10.0.20348.2402 | NVD |
microsoft windows_server_2022_23h2 microsoft:windows_server_2022_23h2 | before 10.0.25398.830 | NVD |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-29988vendor-advisory, patch
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-29988us-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.