---
title: "CVE-2026-51853: agent-zero - Path Traversal"
description: "agent-zero 1.7, 1.8, 1.9, and 1.10 contain a path traversal caused by FileBrowser class initializing with host root directory as workspace in python/helpers/file_browser.py, letting attackers access any file on the system without restriction, exploit requires no special privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-51853/
---

# CVE-2026-51853 agent-zero - Path Traversal

agent-zero 1.7, 1.8, 1.9, and 1.10 contain a path traversal caused by FileBrowser class initializing with host root directory as workspace in python/helpers/file\_browser.py, letting attackers access any file on the system without restriction, exploit requires no special privileges.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.65% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-51853)

## Details

Type

Path Traversal

Impact

File System Read, Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Published

30 September 2026

Updated

15 October 2026

Weakness

[CWE-22](https://cwe.mitre.org/data/definitions/22.html)

## Vendor fix

Update to the latest version of agent-zero.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-51853](https://nvd.nist.gov/vuln/detail/CVE-2026-51853)
- [https://gist.github.com/Ro1ME/4fe09fc7f94c9c0b10c8b6198a70e920](https://gist.github.com/Ro1ME/4fe09fc7f94c9c0b10c8b6198a70e920)
- [https://github.com/agent0ai/agent-zero/issues/1539](https://github.com/agent0ai/agent-zero/issues/1539)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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