{"action":"Upgrade org.bouncycastle:bcprov-lts8on to 2.73.12 or later.","affected":[{"fixed":"2.73.12","introduced":"0"}],"component":"org.bouncycastle:bcprov-lts8on","cve_ids":["CVE-2026-8763"],"ecosystem":"Maven","epss":0.0043,"exploited":false,"fixed_versions":["2.73.12"],"ghsa_id":"GHSA-9pwp-9qqc-pr26","id":"tcs_01M5N8QG6GWN1QDK7SFTSE81C1","modified_at":"2026-09-18T17:45:06.105254943Z","published_at":"2026-08-03T03:31:56Z","references":["https://osv.dev/vulnerability/GHSA-9pwp-9qqc-pr26","https://nvd.nist.gov/vuln/detail/CVE-2026-8763","https://github.com/bcgit/bc-java/commit/2c28b253a44681fbbc562561eab6ad383d2ae558","https://github.com/bcgit/bc-java","https://github.com/bcgit/bc-java/releases/tag/r1rv85v2","https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%908763","https://github.com/bcgit/bc-java/wiki/CVE-2026-8763"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GHSA-9pwp-9qqc-pr26#Maven/org.bouncycastle:bcprov-lts8on","url":"https://osv.dev/vulnerability/GHSA-9pwp-9qqc-pr26"}],"summary":"Bouncy Castle: Name Constraints bypass via trailing dot in rfc822Name and URI"}