CVE-2026-41552: Path Traversal in PDF Export Module

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-15 · updated 2026-10-26
Weakness: CWE-22

Description

PDF Export Module used in DHTMLX's products Gantt and Scheduler is vulnerable to Path Traversal due to lack of HTML sanitization. An unauthenticated user could craft the html payload which could include local files from the server and display them in the generated PDF. This issue was fixed in PDF Export Module version 0.7.6.

Affected products

DHTMLX PDF Export Module: from 0.3.3 before 0.7.6 — fixed in 0.7.6

How to fix

Upgrade to a fixed version: DHTMLX PDF Export Module 0.7.6. Check the vendor advisory for mitigations.

References

https://cert.pl/en/posts/2026/05/CVE-2026-7182
https://docs.dhtmlx.com/gantt/guides/pdf-export-module-whatsnew/#076:~:text=Fixed%20Remote%20Code%20Execution%20and%20File%20Read%20vulnerabilities

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