How severe is CVE-2024-29988?

CVE-2024-29988 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-29988 being actively exploited?

Yes. CVE-2024-29988 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2024-04-30, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2024-29988?

CVE-2024-29988 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-2024-29988?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2024-29988 have an EU (EUVD) identifier?

Yes. CVE-2024-29988 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-26960. It is also flagged as exploited in the EUVD (since 2024-04-30).

When was CVE-2024-29988 published?

CVE-2024-29988 was published on 2024-04-09 and last updated on 2026-06-17.

CVE-2024-29988

CVE-2024-29988 is a high-severity vulnerability in Microsoft Windows 10 1809 with a CVSS 3.x base score of 8.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2024-04-30). The underlying weakness is classified as CWE-693.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 45% (99th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2024-04-30)
EU (EUVD) id: EUVD-2024-26960
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2024-04-30)
Weakness: CWE-693
Affected product: Microsoft Windows 10 1809
Published: 2024-04-09
Last modified: 2026-06-17

Description

SmartScreen Prompt Security Feature Bypass Vulnerability

Frequently asked questions

What is CVE-2024-29988?: SmartScreen Prompt Security Feature Bypass Vulnerability
How severe is CVE-2024-29988?: CVE-2024-29988 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-29988 being actively exploited?: Yes. CVE-2024-29988 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2024-04-30, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2024-29988?: CVE-2024-29988 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-2024-29988?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2024-29988 have an EU (EUVD) identifier?: Yes. CVE-2024-29988 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-26960. It is also flagged as exploited in the EUVD (since 2024-04-30).
When was CVE-2024-29988 published?: CVE-2024-29988 was published on 2024-04-09 and last updated on 2026-06-17.

References

Affected products (11)

cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:arm64:*
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_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Windows 10 1809

CVE-2025-49708 — Critical (CVSS 9.9): Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges over a network.
CVE-2026-47291 — Critical (CVSS 9.8): Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code over a network.
CVE-2026-44815 — Critical (CVSS 9.8): Stack-based buffer overflow in Windows DHCP Client allows an unauthorized attacker to execute code over a network.
CVE-2026-33824 — Critical (CVSS 9.8): Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network.
CVE-2025-60724 — Critical (CVSS 9.8): Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a…
CVE-2025-53766 — Critical (CVSS 9.8): Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.

All CVEs affecting Microsoft Windows 10 1809 →

Other CWE-693 (Protection Mechanism Failure) vulnerabilities

CVE-2026-47140 — Critical (CVSS 10.0): vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, NodeVM blocks several dangerous Node.js builtins…
CVE-2026-34208 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.36, SandboxJS blocks direct assignment to global objects…
CVE-2026-34938 — Critical (CVSS 10.0): PraisonAI is a multi-agent teams system. Prior to version 1.5.90, execute_code() in praisonai-agents runs…
CVE-2026-2761 — Critical (CVSS 10.0): Sandbox escape in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33,…
CVE-2022-32845 — Critical (CVSS 10.0): This issue was addressed with improved checks. This issue is fixed in watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS…
CVE-2026-45102 — Critical (CVSS 9.9): OneUptime is an open-source monitoring and observability platform. Prior to 10.0.98, OneUptime uses the Node.js' vm…

Browse all CWE-693 (Protection Mechanism Failure) vulnerabilities →