CVE-2026-77907: high-severity vulnerability in Microsoft Visual Studio 2026 version 18.9
Visual Studio Remote Code Execution Vulnerability
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.8%
Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Microsoft Visual Studio 2026 version 18.9Related CVEs — Microsoft Visual Studio 2026 version 18.9
In the same product, most dangerous first.
CVE-2026-69304MEDIUMASP.NET Core Denial of Service VulnerabilityEPSS 0.9%CVE-2026-69522HIGH.NET and Visual Studio Remote Code Execution VulnerabilityEPSS 0.8%CVE-2026-69806HIGH.NET Elevation of Privilege VulnerabilityEPSS 0.8%CVE-2026-77906HIGHVisual Studio Remote Code Execution VulnerabilityEPSS 0.8%CVE-2026-71328HIGH.NET and Visual Studio Remote Code Execution VulnerabilityEPSS 0.8%CVE-2026-69439HIGH.NET and Visual Studio Elevation of Privilege VulnerabilityEPSS 0.8%