@diplodoc/search-extension 1.0.0 through 3.x before 3.0.3 allows stored XSS via the title in a .md file.

{
                    "collectionURL": "https://registry.npmjs.org",
                    "defaultStatus": "unaffected",
                    "packageName": "@diplodoc/search-extension",
                    "packageURL": "pkg:npm/%40diplodoc/search-extension",
                    "platforms": [
                        "Windows"
                    ],
                    "product": "@diplodoc/search-extension",
                    "programFiles": [
                        "format.ts"
                    ],
                    "programRoutines": [
                        {
                            "name": "highlighte"
                        }
                    ],
                    "repo": "https://github.com/diplodoc-platform/search-extension",
                    "vendor": "diplodoc-platform",
                    "versions": [
                        {
                            "lessThan": "3.0.3",
                            "status": "affected",
                            "version": "1.0.0",
                            "versionType": "semver"
                        }
                    ]
                }