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CVE Vulnerability Details :
CVE-2026-32631
PUBLISHED
More InfoOfficial Page
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
View Known Exploited Vulnerability (KEV) details
Published At-15 Apr, 2026 | 17:26
Updated At-15 Apr, 2026 | 18:44
Rejected At-
▼CVE Numbering Authority (CNA)
Git for Windows: `git clone` from manipulated repositories can leak NTLM hashes to arbitrary servers

Git for Windows is the Windows port of Git. Versions prior to 2.53.0.windows.3 do not have protections that prevent attackers from obtaining a user's NTLM hash. The NTLM hash can be obtained by tricking users into cloning a malicious repository, or checking out a malicious branch, that accesses an attacker-controlled server. By default, NTLM authentication does not need any user interaction. By brute-forcing the NTLMv2 hash (which is expensive, but possible), credentials can be extracted. This issue has been fixed in version 2.53.0.windows.3.

Affected Products
Vendor
git-for-windows
Product
git
Versions
Affected
  • < 2.53.0.windows.3
Problem Types
TypeCWE IDDescription
CWECWE-200CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
Type: CWE
CWE ID: CWE-200
Description: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
Metrics
VersionBase scoreBase severityVector
3.17.4HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Version: 3.1
Base score: 7.4
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://github.com/git-for-windows/git/security/advisories/GHSA-9j5h-h4m7-85hx
x_refsource_CONFIRM
https://github.com/git-for-windows/git/releases/tag/v2.53.0.windows.3
x_refsource_MISC
https://learn.microsoft.com/en-au/windows/whats-new/deprecated-features#:~:text=NTLM
x_refsource_MISC
https://support.microsoft.com/en-us/topic/upcoming-changes-to-ntlmv1-in-windows-11-version-24h2-and-windows-server-2025-c0554217-cdbc-420f-b47c-e02b2db49b2e
x_refsource_MISC
https://techcommunity.microsoft.com/blog/windows-itpro-blog/the-evolution-of-windows-authentication/3926848
x_refsource_MISC
Hyperlink: https://github.com/git-for-windows/git/security/advisories/GHSA-9j5h-h4m7-85hx
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/git-for-windows/git/releases/tag/v2.53.0.windows.3
Resource:
x_refsource_MISC
Hyperlink: https://learn.microsoft.com/en-au/windows/whats-new/deprecated-features#:~:text=NTLM
Resource:
x_refsource_MISC
Hyperlink: https://support.microsoft.com/en-us/topic/upcoming-changes-to-ntlmv1-in-windows-11-version-24h2-and-windows-server-2025-c0554217-cdbc-420f-b47c-e02b2db49b2e
Resource:
x_refsource_MISC
Hyperlink: https://techcommunity.microsoft.com/blog/windows-itpro-blog/the-evolution-of-windows-authentication/3926848
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
Details not found