Home/CVE/Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.11.7, a Cross-S
CVE

CVE-2026-24771

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.11.7, a Cross-S

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.

MEDIUM · CVSS 4.7 EPSS 0.00069
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

1
hono< 4.11.7
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
npm hono MODERATE fixed in 4.11.7
▣

Scoring & Timeline

4.7
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD27 Jan 2026 · 08:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/honojs/hono/commit/2cf60046d730df9fd0aba85178f3ecfe8212d990Patch
https://github.com/honojs/hono/security/advisories/GHSA-9r54-q6cx-xmh5Vendor Advisory
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