What is CVE-2026-47305?

CVE-2026-47305 is a high-severity vulnerability in Microsoft Visual Studio 2022 Version 17.12, classified under Protection Mechanism Failure. CVSS score: 7.8/10. Published 2026-07-14.

How severe is CVE-2026-47305?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Microsoft Visual Studio 2022 Version 17.12

CVE-2026-47305

Protection mechanism failure in Visual Studio allows an unauthorized attacker to execute code locally.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Microsoft Visual Studio 2022 Version 17.12 — versions 17.12.0
Microsoft Visual Studio 2022 Version 17.14 — versions 17.14.0
Microsoft Visual Studio 2026 Version 18.7 — versions 18.0

Weakness classification (CWE)

CWE-693 — Protection Mechanism Failure

References

secure@microsoft.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-47305?: CVE-2026-47305 is a high-severity vulnerability in Microsoft Visual Studio 2022 Version 17.12, classified under Protection Mechanism Failure. CVSS score: 7.8/10. Published 2026-07-14.
How severe is CVE-2026-47305?: High severity. CVSS v3 base score is 7.8 out of 10.