CVE-2026-69806

highpriority · track · 28EPSS 0.008 · 55 %ileDEUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.76% (55th) EPSS

CVSS 7 · high

Is it mine?

42 products

Check your exposure

Who says so?

3 sources

osv · cert_bund · msrc_csaf

EPSS · scored 2026-10-22

Exposure of sensitive information to an unauthorized actor in .NET allows an authorized attacker to elevate privileges locally.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

Fixed.NET 10.0 installed on Linuxmsrc_csaf
10.0.12:Security Update:https://support.microsoft.com/kb/5126106
https://support.microsoft.com/kb/5126106
Fixed.NET 11.0 installed on Linuxmsrc_csaf
11.0 RC1:Security Update
Fixed.NET 9.0 installed on Linuxmsrc_csaf
9.0.20:Security Update:https://support.microsoft.com/kb/5126105
https://support.microsoft.com/kb/5126105
FixedMicrosoft Visual Studio 2022 version 17.14msrc_csaf
17.14.40:Security Update:https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes
https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes
FixedMicrosoft Visual Studio 2026 version 18.9msrc_csaf
18.9.3:Security Update:https://learn.microsoft.com/en-us/visualstudio/releases/2026/release-notes
https://learn.microsoft.com/en-us/visualstudio/releases/2026/release-notes

cvss

Technical severity, 0–10. One row per scoring source.

7.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.4–7

v3.17highCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · secure@microsoft.com USexploitability 1 · impact 5.9

v3.16.4mediumCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17highCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-200USCWE-200USCWE-94US

affected products (42)

Products and version ranges known to be affected.

Fedora Linuxall versionscert_bundDEcpe:/o:fedoraproject:fedora:-
Microsoft .NET 10.0all versionscert_bundDEcpe:/a:microsoft:.net:10.0
Microsoft .NET 11.0all versionscert_bundDEcpe:/a:microsoft:.net:11.0
Microsoft .NET 8.0all versionscert_bundDEcpe:/a:microsoft:.net:8.0
Microsoft .NET 9.0all versionscert_bundDEcpe:/a:microsoft:.net:9.0
Microsoft .NET Framework 3.5all versionscert_bundDEcpe:/a:microsoft:.net_framework:3.5
Microsoft .NET Framework 4.6.2all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.6.2
Microsoft .NET Framework 4.7all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.7
Microsoft .NET Framework 4.7.1all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.7.1
Microsoft .NET Framework 4.7.2all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.7.2
Microsoft .NET Framework 4.8.1all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.8.1
Microsoft ASP.NET Core 10.0all versionscert_bundDEcpe:/a:microsoft:asp.net:core_10.0
Microsoft ASP.NET Core 8.0all versionscert_bundDEcpe:/a:microsoft:asp.net:core_3.1
Microsoft ASP.NET Core 8.0all versionscert_bundDEcpe:/a:microsoft:asp.net:core_8.0
Microsoft ASP.NET Core 9.0all versionscert_bundDEcpe:/a:microsoft:asp.net:core_9.0
Microsoft Visual Studio Codeall versionscert_bundDEcpe:/a:microsoft:visual_studio_code:-
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
RESF Rocky Linuxall versionscert_bundDEcpe:/o:resf:rocky_linux:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-

showing 20 of 42

advisories (4)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-3242Microsoft Entwicklerwerkzeuge: Mehrere Schwachstellen ermöglichen PrivilegieneskalationDeutsch2026-09-08csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in verschiedenen Microsoft Entwicklerwerkzeugen ausnutzen, um seine Privilegien zu erhöhen, um Sicherheitsmechanismen zu umgehen, sowie Informationen zu manipulieren oder offenzulegen.
msrc_CVE-2026-69806.NET Elevation of Privilege Vulnerability2026-09-08csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
BIT-dotnet-2026-69806.NET Elevation of Privilege Vulnerability2026-10-01vendor · osvUS
Exposure of sensitive information to an unauthorized actor in .NET allows an authorized attacker to elevate privileges locally.
BIT-dotnet-sdk-2026-69806.NET Elevation of Privilege Vulnerability2026-10-01vendor · osvUS
Exposure of sensitive information to an unauthorized actor in .NET allows an authorized attacker to elevate privileges locally.

also known as (2)

Other names and identifiers for this entity.

BIT-dotnet-2026-69806osv
BIT-dotnet-sdk-2026-69806osv

sources

Which sources assert this record, and when.

osv cert_bund msrc_csaf NVD CVE.org MITRE

published 2026-09-08modified 2026-09-29

references (1) nvd

External citations — patches, advisories, analysis.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69806Vendor AdvisoryPatch

scry

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