---
id: CVE-2026-62900
title: .NET Information Disclosure Vulnerability
summary: >-
  Improper removal of sensitive information before storage or transfer in .NET
  allows an unauthorized attacker to disclose information over a network.
severity: medium
cvss: 5.9
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-212
vendor: Microsoft
product: .NET 10.0
affected:
  - .net_10.0 >= 10.0.0 < 10.0.11
  - .net_8.0 >= 8.0.0 < 8.0.30
  - .net_9.0 >= 9.0.0 < 9.0.19
  - visual_studio_2022_version_17.14 >= 17.14.0 < 17.14.38
  - visual_studio_2026_version_18.8 >= 18.0 < 18.8.3
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-08-11T20:38:22.870493Z'
published: '2026-08-11'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T19:36:30.943Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-62900'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62900'
    label: .NET Information Disclosure Vulnerability
  - url: >-
      https://github.com/dotnet/sourcelink/security/advisories/GHSA-23fw-v26w-5fgq
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-62900'
  - url: 'https://github.com/advisories/GHSA-23fw-v26w-5fgq'
tags:
  - cve.org
  - ghsa
  - nuget
epss: 0.00749
epssPercentile: 0.53063
aliases:
  - GHSA-23fw-v26w-5fgq
ecosystem: nuget
patched:
  - Microsoft.Build.Tasks.Git 10.0.111
  - Microsoft.Build.Tasks.Git 10.0.303
  - Microsoft.SourceLink.AzureRepos.Git 10.0.111
  - Microsoft.SourceLink.AzureRepos.Git 10.0.303
ingestedAt: '2026-09-08T18:07:34.897Z'
---

## Overview

Improper removal of sensitive information before storage or transfer in .NET allows an unauthorized attacker to disclose information over a network.

## Affected

- `.net_10.0 >= 10.0.0 < 10.0.11`
- `.net_8.0 >= 8.0.0 < 8.0.30`
- `.net_9.0 >= 9.0.0 < 9.0.19`
- `visual_studio_2022_version_17.14 >= 17.14.0 < 17.14.38`
- `visual_studio_2026_version_18.8 >= 18.0 < 18.8.3`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Package advisory (CVE-2026-62900)

Affected packages:

- `Microsoft.Build.Tasks.Git = 8.0.0`
- `Microsoft.Build.Tasks.Git >= 10.0.102, <= 10.0.110`
- `Microsoft.Build.Tasks.Git >= 10.0.200, <= 10.0.204`
- `Microsoft.Build.Tasks.Git >= 10.0.300, <= 10.0.301`
- `Microsoft.SourceLink.AzureRepos.Git = 8.0.0`
- `Microsoft.SourceLink.AzureRepos.Git >= 10.0.102, <= 10.0.110`
- `Microsoft.SourceLink.AzureRepos.Git >= 10.0.200, <= 10.0.204`
- `Microsoft.SourceLink.AzureRepos.Git >= 10.0.300, <= 10.0.301`

Patched in:

- `Microsoft.Build.Tasks.Git 10.0.111`
- `Microsoft.Build.Tasks.Git 10.0.303`
- `Microsoft.SourceLink.AzureRepos.Git 10.0.111`
- `Microsoft.SourceLink.AzureRepos.Git 10.0.303`

Source: https://github.com/advisories/GHSA-23fw-v26w-5fgq