CVE-2026-7182 PUBLISHED

Path Traversal in Diagram

Assigner: CERT-PL
Reserved: 27.04.2026 Published: 15.05.2026 Updated: 15.05.2026

Diagram's export module is vulnerable to Path Traversal in src attribute 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 version 1.1.1.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
CVSS Score: 9.2

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	High
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	DHTMLX
Product	Diagram
Versions	Default: unaffected affected from 1.0.0 to 1.1.1 (excl.)

Credits

Łukasz Jaworski (Pentest Limited) finder
Tomasz Holeksa (Pentest Limited) finder

References

Problem Types

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') CWE

Impacts

CAPEC-126 Path Traversal