How severe is CVE-2025-59504?

CVE-2025-59504 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.

Is CVE-2025-59504 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-59504?

CVE-2025-59504 affects Microsoft Azure Monitor Agent. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-59504?

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-2025-59504 have an EU (EUVD) identifier?

Yes. CVE-2025-59504 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-93453.

When was CVE-2025-59504 published?

CVE-2025-59504 was published on 2025-11-11 and last updated on 2026-06-17.

CVE-2025-59504

CVE-2025-59504 is a high-severity vulnerability in Microsoft Azure Monitor Agent with a CVSS 3.x base score of 7.3. 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-122.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-93453
Weakness: CWE-122
Affected product: Microsoft Azure Monitor Agent
Published: 2025-11-11
Last modified: 2026-06-17

Description

Heap-based buffer overflow in Azure Monitor Agent allows an unauthorized attacker to execute code locally.

Frequently asked questions

What is CVE-2025-59504?: Heap-based buffer overflow in Azure Monitor Agent allows an unauthorized attacker to execute code locally.
How severe is CVE-2025-59504?: CVE-2025-59504 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2025-59504 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-59504?: CVE-2025-59504 affects Microsoft Azure Monitor Agent. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-59504?: 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-2025-59504 have an EU (EUVD) identifier?: Yes. CVE-2025-59504 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-93453.
When was CVE-2025-59504 published?: CVE-2025-59504 was published on 2025-11-11 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59504

Affected products (1)

cpe:2.3:a:microsoft:azure_monitor_agent:*:*:*:*:*:*:*:*

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