CVE-2026-32732
XSS in @leanprover/unicode-input-component
EPSS 0.07%
Description
### Impact Projects that use [@leanprover/unicode-input-component](https://www.npmjs.com/package/@leanprover/unicode-input-component) are vulnerable to an XSS exploit in 0.1.9 of the package and lower. The component re-inserted text in the input element back into the input element as unescaped HTML. ### Patches The issue has been resolved in 0.2.0. ### Workarounds Replace the unicode input component with a basic HTML text field.
How to fix CVE-2026-32732
To remediate CVE-2026-32732, upgrade the affected package to a fixed version below.
- —upgrade to 0.2.0 or later
Is CVE-2026-32732 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.2.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N |