CVE-2026-62871
CVE-2026-62871 · .NET Elevation of Privilege Vulnerability
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Out-of-bounds write in .NET allows an unauthorized attacker to execute code locally.
CVSS 7.8 · High · EPSS 0.5% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
.net 8.0 runtime
- Versions
- ≥ 8.0.0, < 8.0.30: Affected (custom)
Update to 8.0.30
.net 9.0 runtime
- Versions
- ≥ 9.0.0, < 9.0.19: Affected (custom)
Update to 9.0.19
microsoft visual studio 2022 version 17.14
- Versions
- ≥ 17.14.0, < 17.14.38: Affected (custom)
Update to 17.14.38
microsoft visual studio 2026 version 18.8
- Versions
- ≥ 18.0, < 18.8.3: Affected (custom)
Update to 18.8.3
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