Bug 2528921 (CVE-2026-69806) - CVE-2026-69806 dotnet10.0: dotnet9.0: .NET Elevation of Privilege Vulnerability
Summary: CVE-2026-69806 dotnet10.0: dotnet9.0: .NET Elevation of Privilege Vulnerability
Keywords:
Status: NEW
Alias: CVE-2026-69806
Deadline: 2026-09-08
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2530876 2530877
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-04 20:38 UTC by Charles Timko
Modified: 2026-09-11 19:41 UTC (History)
3 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description Charles Timko 2026-09-04 20:38:54 UTC 
dotnet-watch AspireServerService exposes information through procfs arguments that can enable injection into the /run_session endpoint.

CNA: microsoft
CNA impact: Elevation of Privilege
CWE: CWE-200, CWE-94
Platforms: linux
Architectures: all
CVSS 3.1: 7.0 (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected packages:
- dotnet-sdk (release 10.0): 10.0.100 - 10.0.111; fixed 10.0.112 [dotnet@882ef16]
- dotnet-sdk (release 9.0): 9.0.300 - 9.0.317; fixed 9.0.318 [sdk@d78666e]
- dotnet-sdk (release 10.0): 10.0.400 - 10.0.400; fixed 10.0.401 [dotnet@ae39133]

Fix commits:
- dotnet/dotnet (release/10.0.1xx): https://github.com/dotnet/dotnet/commit/882ef164b92836bf0cabcf8eb8719274e9dc075e
- dotnet/sdk (release/9.0.3xx): https://github.com/dotnet/sdk/commit/d78666eeb83defc38c76bdf36f57a9a37b8e6e2a
- dotnet/dotnet (release/10.0.4xx): https://github.com/dotnet/dotnet/commit/ae39133877be792de27db50aaf415b5e9f003e11
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