Vulnerability · Published May 15, 2026 · Assigned by CERT-PL
CVE-2026-7182Path Traversal in Diagram
Critical 9.2
In plain English
A critical-severity path traversal in Diagram from DHTMLX. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 34% of all known vulnerabilities).
Severity (CVSS 4.0)9.2Critical
Exploit odds (30 days)0.4%top 65.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
Weakness: CWE-22 · 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
References
- https://cert.pl/en/posts/2026/05/CVE-2026-7182 third-party-advisory
- https://docs.dhtmlx.com/diagram/whats_new/#version-612 release-notes
- https://dhtmlx.com/docs/products/dhtmlxDiagram/ product