How severe is CVE-2025-49752?

CVE-2025-49752 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.

Is CVE-2025-49752 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-49752?

CVE-2025-49752 affects Microsoft Azure Bastion Developer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-49752?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-49752 have an EU (EUVD) identifier?

Yes. CVE-2025-49752 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-198370.

When was CVE-2025-49752 published?

CVE-2025-49752 was published on 2025-11-20 and last updated on 2026-06-17.

CVE-2025-49752

CVE-2025-49752 is a critical-severity vulnerability in Microsoft Azure Bastion Developer with a CVSS 3.x base score of 10.0. 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-294.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-198370
Weakness: CWE-294
Affected product: Microsoft Azure Bastion Developer
Published: 2025-11-20
Last modified: 2026-06-17

Description

Azure Bastion Elevation of Privilege Vulnerability

Frequently asked questions

What is CVE-2025-49752?: Azure Bastion Elevation of Privilege Vulnerability
How severe is CVE-2025-49752?: CVE-2025-49752 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.
Is CVE-2025-49752 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-49752?: CVE-2025-49752 affects Microsoft Azure Bastion Developer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-49752?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-49752 have an EU (EUVD) identifier?: Yes. CVE-2025-49752 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-198370.
When was CVE-2025-49752 published?: CVE-2025-49752 was published on 2025-11-20 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49752

Affected products (1)

cpe:2.3:a:microsoft:azure_bastion_developer:-:*:*:*:*:*:*:*

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