CVE-2024-43396: khoj XSS — Exploit & Fix

Description

Khoj is an application that creates personal AI agents. The Automation feature allows a user to insert arbitrary HTML inside the task instructions, resulting in a Stored XSS. The q parameter for the /api/automation endpoint does not get correctly sanitized when rendered on the page, resulting in the ability of users to inject arbitrary HTML/JS. This vulnerability is fixed in 1.15.0.

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CVSS v3.1 Score

5.4

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
khoj	khoj	< 1.15.0

References

Advisories & Patches

https://github.com/khoj-ai/khoj/commit/1c7a562880eeb7354325545d2cf6c5d1d1134812 https://github.com/khoj-ai/khoj/commit/55be90cdd2f9d6a09c8bf9ceea52fc36b9201626 https://github.com/khoj-ai/khoj/security/advisories/GHSA-cf72-vg59-4j4h

Exploits

https://github.com/khoj-ai/khoj/security/advisories/GHSA-cf72-vg59-4j4h

Frequently Asked Questions

What is CVE-2024-43396? +

Khoj is an application that creates personal AI agents. The Automation feature allows a user to insert arbitrary HTML inside the task instructions, resulting in a Stored XSS. The q parameter for the /api/automation endpoint does not get correctly sanitized when rendered on the page, resulting in the ability of users to inject arbitrary HTML/JS. This vulnerability is fixed in 1.15.0. It has a CVSS v3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2024-43396? +

CVE-2024-43396 has a CVSS v3.1 score of 5.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-43396? +

CVE-2024-43396 affects products from khoj, specifically: khoj. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-43396? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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