CVE-2025-27109

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CVSS 3.1

7.3 high

EPSS

<1%p25

Published

Feb 21, 2025 (Feb 21, 2025)

Modified

Jun 17, 2026

Description

solid-js is a declarative, efficient, and flexible JavaScript library for building user interfaces. In affected versions Inserts/JSX expressions inside illegal inlined JSX fragments lacked escaping, allowing user input to be rendered as HTML when put directly inside JSX fragments. This issue has been addressed in version 1.9.4 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

Weakness: CWE-79, CWE-116
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

NVD CVE.org GitHub PoCs EPSS (0.3%)

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