CVE-2023-3973

MEDIUM 6.1CVE-2023-3973 · Published 27/07/2023 · updated 17/06/2026

In short

CVE-2023-3973 is a MEDIUM (CVSS 6.1) vulnerability affecting drawio (diagrams).
Chance of exploitation in the next 30 days (EPSS): 0.40%, higher than 33.8% of all vulnerabilities.
Fix: update to 21.6.3 or later.

Package	Affected versions	Patched versions
drawio diagrams	`< 21.6.3`	`21.6.3`

Cross-site Scripting (XSS) - Reflected in GitHub repository jgraph/drawio prior to 21.6.3.

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