What’s Vulnerable › Vulnerabilities

CVE-2023-3973: Cross-site Scripting (XSS) - Reflected in jgraph/drawio

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-07-27 · updated 2026-06-17
• Weakness: CWE-79

Description

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

Affected products

• jgraph/drawio: before 21.6.3 — fixed in 21.6.3

How to fix

Upgrade to a fixed version: jgraph/drawio 21.6.3. Check the vendor advisory for mitigations.

References

• https://github.com/jgraph/drawio/commit/1db2c2c653aa245d175d30c210239e3946bfcb95
• https://huntr.dev/bounties/4c1c5db5-210f-4d7e-8380-b95f88fdb78d
• https://github.com/jgraph/drawio/commit/1db2c2c653aa245d175d30c210239e3946bfcb95
• https://huntr.dev/bounties/4c1c5db5-210f-4d7e-8380-b95f88fdb78d

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