Malicious .git Configs Can Make Claude, Codex, Cursor, and Other AI Agents Run Attacker Code

Manifold Security has disclosed eight security flaws across seven command-line AI coding agents in which a repository's own Git configuration names a command that the agent runs on the developer's machine, four of them still unpatched at publication. The command executes as the user, outside the...

PT-2026-84855

Name of the Vulnerable Software and Affected Versions Hermes version 0.21.0 Description An issue exists where coding agents execute git status or git diff for context gathering before trust prompts are presented to the user. If a repository is delivered as files such as via zip, sync, or USB rath...

CVE-2026-19593

OpenAI Codex Desktop for Windows and macOS automatically inspected Git metadata and working-tree status when a user opened a workspace. If the workspace contains a repository with preserved attacker-controlled .git/config, the attr.tree setting and a configured clean or process filter can cause G...

CVE-2026-19593

OpenAI Codex Desktop for Windows and macOS automatically inspected Git metadata and working-tree status when a user opened a workspace. If the workspace contains a repository with preserved attacker-controlled .git/config, the attr.tree setting and a configured clean or process filter can cause G...

CVE-2026-19593

OpenAI Codex Desktop for Windows and macOS automatically inspected Git metadata and working-tree status when a user opened a workspace. If the workspace contains a repository with preserved attacker-controlled .git/config, the attr.tree setting and a configured clean or process filter can cause G...

CVE-2026-19593

The OpenAI Codex Desktop application for Windows and macOS is vulnerable to remote code execution due to a lack of proper sanitization of configuration settings. When a user opens a workspace containing a repository with a malicious .git/config file, the attr.tree setting and configured clean or ...

EUVD-2026-69395

OpenAI Codex Desktop for Windows and macOS automatically inspected Git metadata and working-tree status when a user opened a workspace. If the workspace contains a repository with preserved attacker-controlled .git/config, the attr.tree setting and a configured clean or process filter can cause G...

CVE-2026-19593: External Control of System or Configuration Setting

OpenAI Codex Desktop for Windows and macOS automatically inspected Git metadata and working-tree status when a user opened a workspace. If the workspace contains a repository with preserved attacker-controlled .git/config, the attr.tree setting and a configured clean or process filter can cause G...

PT-2026-84357

Name of the Vulnerable Software and Affected Versions OpenAI Codex Desktop for Windows and macOS affected versions not specified Description The application automatically inspects Git metadata and working-tree status upon opening a workspace. If a workspace contains a repository with a malicious...

SUSE CVE-2026-78676

GitPython before 3.1.59 fails to safely re-serialize multi-line git-config values during write operations, corrupting dormant quoted values into injected directives like core.hooksPath. Attackers can craft config files with embedded newlines that become live git directives after any unrelated...

CVE-2026-78676: Improper Neutralization of Argument Delimiters in a Command

GitPython before 3.1.59 fails to safely re-serialize multi-line git-config values during write operations, corrupting dormant quoted values into injected directives like core.hooksPath. Attackers can craft config files with embedded newlines that become live git directives after any unrelated...

SUSE CVE-2026-73622

GitPython before 3.1.55 fails to disable environment variable expansion in Remote.create and Submodule.add URL handling, allowing attackers to exfiltrate secrets by supplying URLs containing variable references. Attackers can craft URLs with environment variable tokens that are expanded into...

SUSE CVE-2026-76221

GitPython before 3.1.58 contains a config-name injection vulnerability in the option-name validator that allows attackers to forge arbitrary git-config directives by injecting equals signs, hash symbols, and whitespace into option names. Attackers can inject malicious option names like 'sshComman...

CVE-2026-77084

n8n before 1.123.69 (and 2.x before 2.33.4 / 2.34.1 ) is affected by a code execution vulnerability in the Git node . The node executed certain repository-local git configuration values without neutralizing them, allowing arbitrary command execution as the n8n process user when a subsequent Git n...

Oracle Linux 9 : ansible-core (ELSA-2026-57149)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-57149 advisory. 1:2.14.18-3.1 - Fix CVE-2026-11332 prevent arbitrary git configuration via role requirements RHEL-194134 Tenable has extracted the preceding description block...

PT-2026-78939

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.69 n8n versions 2.x prior to 2.33.4 n8n versions 2.x prior to 2.34.1 Description A code execution issue exists in the Git node. The node executes specific repository-local git configuration values without proper...

Linux Distros Unpatched Vulnerability : CVE-2026-76221

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GitPython before 3.1.58 contains a config-name injection vulnerability in the option-name validator that allows attackers to forge arbitrary git-config directiv...

Oracle Linux 10 : ansible-core (ELSA-2026-57148)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-57148 advisory. 2.16.16-2.0.1.el102.1 - exclude telemetry from Oracle Linux 1:2.16.16-2.1 - Fix CVE-2026-11332 ansible-galaxy role installs could allow arbitrary git...

PYSEC-2026-3783

GitPython before 3.1.58 contains a config-name injection vulnerability in the option-name validator that allows attackers to forge arbitrary git-config directives by injecting equals signs, hash symbols, and whitespace into option names. Attackers can inject malicious option names like 'sshComman...

EUVD-2026-62462

GitPython before 3.1.58 contains a config-name injection vulnerability in the option-name validator that allows attackers to forge arbitrary git-config directives by injecting equals signs, hash symbols, and whitespace into option names. Attackers can inject malicious option names like 'sshComman...