CVE-2026-69439
CVE-2026-69439 · .NET and Visual Studio Elevation of Privilege Vulnerability
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.
CVSS 8.8 · High · EPSS 0.8% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
.net 10.0
- Versions
- ≥ 10.0.0, < 10.0.12: Affected (custom)
Update to 10.0.12
.net 11.0
- Versions
- ≥ 11.0.0, < 11.0 RC1: Affected (custom)
No fix published
.net 8.0
- Versions
- ≥ 8.0.0, < 8.0.31: Affected (custom)
Update to 8.0.31
.net 9.0
- Versions
- ≥ 9.0.0, < 9.0.20: Affected (custom)
Update to 9.0.20
microsoft visual studio 2022 version 17.14
- Versions
- ≥ 17.14.0, < 17.14.40: Affected (custom)
Update to 17.14.40
microsoft visual studio 2026 version 18.9
- Versions
- ≥ 18.9.0, < 18.9.3: Affected (custom)
Update to 18.9.3
dotnet7 Ubuntu:22.04:LTS
- Versions
- 7.0.105-0ubuntu1~22.04.1
- 7.0.107-0ubuntu1~22.04.1
- 7.0.108-0ubuntu1~22.04.1
- 7.0.109-0ubuntu1~22.04.1
- 7.0.110-0ubuntu1~22.04.1
- 7.0.111-0ubuntu1~22.04.1
- 7.0.112-0ubuntu1~22.04.1
- 7.0.113-0ubuntu1~22.04.1
- 7.0.114-0ubuntu1~22.04.1
- 7.0.115-0ubuntu1~22.04.1
- 7.0.116-0ubuntu1~22.04.1
- 7.0.117-0ubuntu1~22.04.1
- 7.0.117-0ubuntu1~22.04.2
- 7.0.119-0ubuntu1~22.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published