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High severity7.8NVD Advisory· Published Nov 10, 2026· Updated Nov 10, 2026

CVE-2026-121661

CVE-2026-121661

Description

Incomplete list of disallowed inputs in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.

Affected products

1

Microsoft/Visual Studio Codellm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-121661nvd

News mentions

1

Microsoft November 2026 Patch Tuesday Fixes 1,093 Vulnerabilities, Including Outlook Zero-Day
Cyber Security News · Nov 10, 2026