leanprover/vscode-lean4

leanprover/vscode-lean4

GitHubGitHub
GitHubgithub.com
lean-lang.orglean-lang.org
Releases237
Frequency1 week 1 day
Last Release
Stars284
VS Code extension for the Lean 4 programming language and theorem prover
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CVE History

CVEPublishedCVSS v3CVSS v2
CVE-2026-32732↗
——

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.