CVE-2026-32732
CVE-2026-32732 · XSS in @leanprover/unicode-input-component
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Lean 4 VS Code Extension is a Visual Studio Code extension for the Lean 4 proof assistant. Projects that use @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. The issue has been resolved in 0.2.0.
CVSS 0.0 · Low · EPSS 0.3% · Fix available
- Published
- Updated
Stack: node
Affected products and versions
vscode-lean4
- Versions
- < 0.2.0: Affected
No fix published
@leanprover/unicode-input-component npm
- Affected ranges
- SEMVER: < 0.2.0
Update to 0.2.0
Original sources
- https://github.com/leanprover/vscode-lean4/security/advisories/GHSA-6ggm-pwr9-r5h2
- https://github.com/leanprover/vscode-lean4/pull/735
- https://leanprover.zulipchat.com/#narrow/channel/113488-general/topic/weird.20behavior.20in.20loogle.20searchbar/near/578502003
- https://nvd.nist.gov/vuln/detail/CVE-2026-32732