{"action":"Upgrade nicegui to 3.7.0 or later.","affected":[{"fixed":"3.7.0","introduced":"0"}],"component":"nicegui","cve_ids":["CVE-2026-25516"],"ecosystem":"PyPI","epss":0.0028,"exploited":false,"fixed_versions":["3.7.0"],"ghsa_id":"GHSA-v82v-c5x8-w282","id":"tcs_01M5KFZK1GCS463B0RAZ6BNGB7","modified_at":"2026-07-13T07:26:12.382162123Z","published_at":"2026-02-05T17:41:17Z","references":["https://osv.dev/vulnerability/GHSA-v82v-c5x8-w282","https://github.com/zauberzeug/nicegui/security/advisories/GHSA-v82v-c5x8-w282","https://nvd.nist.gov/vuln/detail/CVE-2026-25516","https://github.com/zauberzeug/nicegui/commit/f1f7533577875af7d23f161ed3627f73584cb561","https://github.com/zauberzeug/nicegui"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"GHSA-v82v-c5x8-w282","url":"https://osv.dev/vulnerability/GHSA-v82v-c5x8-w282"}],"summary":"NiceGUI's XSS vulnerability in ui.markdown() allows arbitrary JavaScript execution through unsanitized HTML content"}