{"action":"Upgrade justhtml to 1.22.0 or later.","affected":[{"fixed":"1.22.0","introduced":"0.9.0"}],"component":"justhtml","cve_ids":["CVE-2026-77088"],"ecosystem":"PyPI","epss":0.00263,"exploited":false,"fixed_versions":["1.22.0"],"ghsa_id":"GHSA-jf6w-2mvx-633j","id":"tcs_01M5KFNP3C0ERSDTSGXV3VHDMV","modified_at":"2026-08-24T03:55:59.663337177Z","published_at":"2026-06-25T17:35:52Z","references":["https://osv.dev/vulnerability/GHSA-jf6w-2mvx-633j","https://github.com/EmilStenstrom/justhtml/security/advisories/GHSA-jf6w-2mvx-633j","https://github.com/EmilStenstrom/justhtml"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"GHSA-jf6w-2mvx-633j","url":"https://osv.dev/vulnerability/GHSA-jf6w-2mvx-633j"}],"summary":"justhtml: to_markdown() code-span blank-line breakout enables XSS"}