How severe is CVE-2024-43566?

CVE-2024-43566 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-43566 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-43566?

CVE-2024-43566 affects Microsoft Edge Chromium. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-43566?

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-2024-43566 have an EU (EUVD) identifier?

Yes. CVE-2024-43566 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40322.

When was CVE-2024-43566 published?

CVE-2024-43566 was published on 2024-10-17 and last updated on 2026-06-17.

CVE-2024-43566

CVE-2024-43566 is a high-severity vulnerability in Microsoft Edge Chromium with a CVSS 3.x base score of 7.5. 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-190.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-40322
Weakness: CWE-190
Affected product: Microsoft Edge Chromium
Published: 2024-10-17
Last modified: 2026-06-17

Description

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Frequently asked questions

What is CVE-2024-43566?: Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
How severe is CVE-2024-43566?: CVE-2024-43566 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-43566 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-43566?: CVE-2024-43566 affects Microsoft Edge Chromium. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-43566?: 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-2024-43566 have an EU (EUVD) identifier?: Yes. CVE-2024-43566 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40322.
When was CVE-2024-43566 published?: CVE-2024-43566 was published on 2024-10-17 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43566

Affected products (1)

cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*

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