How severe is CVE-2025-24043?

CVE-2025-24043 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-24043 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-24043?

CVE-2025-24043 affects Microsoft Windbg. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-24043?

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-2025-24043 have an EU (EUVD) identifier?

Yes. CVE-2025-24043 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6363.

When was CVE-2025-24043 published?

CVE-2025-24043 was published on 2025-03-11 and last updated on 2026-06-17.

CVE-2025-24043

CVE-2025-24043 is a high-severity vulnerability in Microsoft Windbg 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-347.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-6363
Weakness: CWE-347
Affected product: Microsoft Windbg
Published: 2025-03-11
Last modified: 2026-06-17

Description

Improper verification of cryptographic signature in .NET allows an authorized attacker to execute code over a network.

Frequently asked questions

What is CVE-2025-24043?: Improper verification of cryptographic signature in .NET allows an authorized attacker to execute code over a network.
How severe is CVE-2025-24043?: CVE-2025-24043 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-24043 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-24043?: CVE-2025-24043 affects Microsoft Windbg. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-24043?: 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-2025-24043 have an EU (EUVD) identifier?: Yes. CVE-2025-24043 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6363.
When was CVE-2025-24043 published?: CVE-2025-24043 was published on 2025-03-11 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24043

Affected products (1)

cpe:2.3:a:microsoft:windbg:*:*:*:*:*:*:*:*

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