Gitpod before 2022.11.3 allows XSS because redirection can occur for some protocols outside of the trusted set of three (vscode: vscode-insiders: jetbrains-gateway:).
CVSS 3.1MEDIUM 6.1·Network·No auth·User interaction·EPSS 0.00555·Published 2023-06-05·Fixed in 2022.11.3CWE-79