CVE-2026-88937: knowns through 0.33.0 Path Traversal via Template Engine

Published Sep 10, 2026
·
Updated

knowns through 0.33.0 fails to properly validate template destination paths in the code generation template engine, allowing attackers to read and write arbitrary files outside the project root. Attackers can supply malicious templates that traverse directories to overwrite shell profiles, steal credentials, or achieve persistent code execution on victim systems.

Affected Software

1 affected component
knowns<=0.33.0

Event History

Sep 10, 2026
CVE Published
via MITRE·03:28 PM
Data Sourced
via MITRE·03:28 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

Who is exposed to this issue?

Users of knowns through version 0.33.0 are exposed when they process attacker-supplied or otherwise untrusted code-generation templates. Exploitation occurs on the victim system running the template engine.

2

What does an attacker need to exploit it?

The attacker needs to supply a malicious template with destination paths that traverse outside the project root. No authentication or elevated privileges are required, but user interaction is required according to the supplied severity vector.

3

What is the impact if exploitation succeeds?

A malicious template can read or write arbitrary files outside the project root. This can enable credential theft, overwriting shell profiles, persistence, or code execution on the victim system.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203