CVE-2026-51853

Directory Traversal in agent-zero Grants Unrestricted File System Access

Published Sep 30, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
agent-zero 1.7, 1.8, 1.9, and 1.10 is vulnerable to Directory Traversal in python/helpers/file_browser.py:FileBrowser.__init__. The FileBrowser class initializes with the host root directory as the workspace, allowing the agent to access any file on the system without restriction.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

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History
Type Values Removed Values Added
Title Directory Traversal in agent-zero Grants Unrestricted File System Access
Type Values Removed Values Added
Title Directory Traversal Allows Full File System Access in Agent-Zero
Weaknesses CWE-200
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Directory Traversal Allows Full File System Access in Agent-Zero
Weaknesses CWE-200
CWE-22
Type Values Removed Values Added
Description agent-zero 1.7, 1.8, 1.9, and 1.10 is vulnerable to Directory Traversal in python/helpers/file_browser.py:FileBrowser.__init__. The FileBrowser class initializes with the host root directory as the workspace, allowing the agent to access any file on the system without restriction.
References

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Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Oct 1, 2026, 6:49 PM
Reserved
Jun 8, 2026, 12:00 AM
Status
Deferred
Published
Sep 30, 2026, 9:17 PM
Modified
Oct 1, 2026, 7:17 PM