{"id":"GHSA-phwv-c562-gvmh","summary":"Svelte vulnerable to XSS during SSR with contenteditable `bind:innerText` and `bind:textContent`","details":"The contents of `bind:innerText` and `bind:textContent` on `contenteditable` elements were not properly escaped. This could enable HTML injection and Cross-site Scripting (XSS) if rendering untrusted data as the binding's initial value on the server.","aliases":["CVE-2026-27901"],"modified":"2026-09-10T03:50:35.484136824Z","published":"2026-02-26T22:24:54Z","database_specific":{"github_reviewed_at":"2026-02-26T22:24:54Z","nvd_published_at":"2026-02-26T02:16:20Z","cwe_ids":["CWE-79"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/sveltejs/svelte/security/advisories/GHSA-phwv-c562-gvmh"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27901"},{"type":"WEB","url":"https://github.com/sveltejs/svelte/commit/0df5abcae223058ceb95491470372065fb87951d"},{"type":"PACKAGE","url":"https://github.com/sveltejs/svelte"},{"type":"WEB","url":"https://github.com/sveltejs/svelte/releases/tag/svelte@5.53.5"}],"affected":[{"package":{"name":"svelte","ecosystem":"npm","purl":"pkg:npm/svelte"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"5.53.5"}]}],"database_specific":{"last_known_affected_version_range":"\u003c= 5.53.4","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-phwv-c562-gvmh/GHSA-phwv-c562-gvmh.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:H/SI:H/SA:N"}]}