CVE-2026-40028
Medium
Description
Hayabusa versions prior to 3.8.0 contain a cross-site scripting (XSS) vulnerability in its HTML report output that allows an attacker to execute arbitrary JavaScript when a user scans JSON-exported logs containing malicious content in the Computer field. An attacker can inject JavaScript into the Computer field of JSON logs that executes in the forensic examiner's browser session when viewing the generated HTML report, leading to information disclosure or code execution.
SeverityMedium
CVSS5.4
Exploit probability—
ProductYamato-security Hayabusa
PublishedApr 8, 2026
First seenApr 8, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- yamato-security hayabusa3.8.0 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| yamato-security hayabusa | v < 3.8.0 | 3.8.0 |
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