---
title: "CVE-2026-89065: projen - Path Traversal"
description: "projen < 0.101.37 contains a path traversal caused by crafted entries in the generated file manifest cleanup component, letting context-dependent attackers recursively delete writable files outside the project directory, exploit requires writable environment."
url: https://panop.io/threat-heartbeat/CVE-2026-89065/
---

# CVE-2026-89065 projen - Path Traversal

projen < 0.101.37 contains a path traversal caused by crafted entries in the generated file manifest cleanup component, letting context-dependent attackers recursively delete writable files outside the project directory, exploit requires writable environment.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.18% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-89065)

## Details

Type

Path Traversal

Impact

Denial Of Service, Data Tampering

CVSS vector

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

Published

11 September 2026

Updated

15 October 2026

Weakness

[CWE-23](https://cwe.mitre.org/data/definitions/23.html)

## Vendor fix

Upgrade to version 0.101.37.

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-2026-89065](https://nvd.nist.gov/vuln/detail/CVE-2026-89065)
- [https://aws.amazon.com/security/security-bulletins/2026-108-aws/](https://aws.amazon.com/security/security-bulletins/2026-108-aws/)
- [https://github.com/projen/projen/releases/tag/v0.101.37](https://github.com/projen/projen/releases/tag/v0.101.37)
- [https://github.com/projen/projen/security/advisories/GHSA-7p65-6x86-v7f3](https://github.com/projen/projen/security/advisories/GHSA-7p65-6x86-v7f3)

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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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