CVE-2026-24771
low-risk
Published 2026-01-27
Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.11.7, a Cross-Site Scripting (XSS) vulnerability exists in the `ErrorBoundary` component of the hono/jsx library. Under certain usage patterns, untrusted user-controlled strings may be rendered as raw HTML, allowing arbitrary script execution in the victim's browser. Version 4.11.7 patches the issue.
Do I need to act?
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0.05% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.7/10
Medium
NETWORK
/ HIGH complexity
Affected Products (1)
Hono
Affected Vendors
References (2)
20
/ 100
low-risk
Severity
15/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal