CVE-2026-114150: Microsoft .NET 11.0 installed on Linux · Use of Uninitialized Resource
Affects Microsoft .NET 11.0 installed on LinuxSource CVE Database V5
Not known to be exploited · CVSS 5.9 Medium : upgrade to 11.0.0 when convenient.
Data as of 10 Nov 2026, 18:35 UTC
Thin evidence
One scorer or none| CNA (microsoft) | CVSS 3.1 | 5.9 |
|---|
- Patch
- Available – fixed in 11.0.0, 18.12.0
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:CExploitation evidence
Disclosed: evidence found.
CVE published 10 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.
What to do
Upgrade .NET 11.0 installed on Linux and .NET 11.0 installed on Mac OS and .NET 11.0 installed on Windows to 11.0.0; Microsoft Visual Studio 2026 version 18.12 to 18.12.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Microsoft.NET 11.0 installed on Linux | Affected
| Fixed in
|
| Microsoft.NET 11.0 installed on Mac OS | Affected
| Fixed in
|
| Microsoft.NET 11.0 installed on Windows | Affected
| Fixed in
|
| MicrosoftMicrosoft Visual Studio 2026 version 18.12 | Affected
| Fixed in
|
Description
Use of uninitialized resource in ASP.NET Core allows an unauthorized attacker to disclose information over a network.