CVE-2025-21405
CVE-2025-21405 is a high-severity vulnerability in Microsoft Visual Studio 2022 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-284.
Key facts
- Severity: High (CVSS 3.x base score 7.3)
- EPSS exploit prediction: 1% (40th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-2465
- Weakness: CWE-284
- Affected product: Microsoft Visual Studio 2022
- Published:
- Last modified:
Description
Visual Studio Elevation of Privilege Vulnerability
Frequently asked questions
- What is CVE-2025-21405?
- Visual Studio Elevation of Privilege Vulnerability
- How severe is CVE-2025-21405?
- CVE-2025-21405 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2025-21405 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-21405?
- CVE-2025-21405 affects Microsoft Visual Studio 2022. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-21405?
- 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-2025-21405 have an EU (EUVD) identifier?
- Yes. CVE-2025-21405 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-2465.
- When was CVE-2025-21405 published?
- CVE-2025-21405 was published on 2025-01-14 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*
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