{"action":"Upgrade justhtml to 1.18.0 or later.","affected":[{"fixed":"1.18.0","introduced":"0"}],"component":"justhtml","cve_ids":["CVE-2026-4671"],"ecosystem":"PyPI","epss":0.00652,"exploited":false,"fixed_versions":["1.18.0"],"ghsa_id":"GHSA-r8cj-3554-33mr","id":"tcs_01M5KFXJCJ6KAAAHN6R187D4NK","modified_at":"2026-08-24T03:55:59.727621934Z","published_at":"2026-05-08T18:19:30Z","references":["https://osv.dev/vulnerability/GHSA-r8cj-3554-33mr","https://github.com/EmilStenstrom/justhtml/security/advisories/GHSA-r8cj-3554-33mr","https://github.com/EmilStenstrom/justhtml"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-r8cj-3554-33mr","url":"https://osv.dev/vulnerability/GHSA-r8cj-3554-33mr"},{"source":"nvd","source_id":"CVE-2026-4671","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4671"}],"summary":"justhtml introduces denial-of-service hardening"}