gitpython-developers GitPython up to 3.1.x Checkout Head.checkout argument injection

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k2.17-

Summaryinfo

A vulnerability categorized as problematic has been discovered in gitpython-developers GitPython up to 3.1.x. This affects the function Head.checkout of the component Checkout. Such manipulation leads to argument injection. This vulnerability is listed as CVE-2026-110859. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in gitpython-developers GitPython up to 3.1.x. Affected by this issue is the function Head.checkout of the component Checkout. The manipulation with an unknown input leads to a argument injection vulnerability. Using CWE to declare the problem leads to CWE-88. The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string. Impacted is confidentiality. CVE summarizes:

GitPython before 3.2.0 contains an argument injection vulnerability in Head.checkout() that allows remote attackers to read arbitrary files by supplying a branch name parsed as a git option. Attackers can host a repository whose default branch is named --pathspec-from-file=<path>, causing cloning applications that check out the active branch to leak file contents through GitCommandError messages.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-110859 since 10/15/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.

Upgrading to version 3.2.0 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Argument injection
CWE: CWE-88 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: GitPython 3.2.0

Timelineinfo

10/14/2026 VulDB entry created
10/15/2026 +0 days Advisory disclosed
10/15/2026 +0 days CVE reserved
10/15/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-110859 (🔒)
GCVE (CVE): GCVE-0-2026-110859
GCVE (VulDB): GCVE-100-420428

Entryinfo

Created: 10/15/2026 01:21
Changes: 10/15/2026 01:21 (78)
Complete: 🔍
Cache ID: 216::103

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