{"action":"Upgrade org.jline:jline-builtins to 3.30.15 (3.x) or 4.3.1 (4.x) or later.","affected":[{"fixed":"4.3.1","introduced":"4.0.0"},{"fixed":"3.30.15","introduced":"3.0.0"}],"component":"org.jline:jline-builtins","cve_ids":["CVE-2026-77421"],"ecosystem":"Maven","epss":0.00434,"exploited":false,"fixed_versions":["4.3.1","3.30.15"],"ghsa_id":"GHSA-ph9c-7hw9-vhhw","id":"tcs_01M5N97FTRHXWQG7YNZ5JJ7ZH4","modified_at":"2026-09-23T18:27:57.317350405Z","published_at":"2026-09-23T18:12:38Z","references":["https://osv.dev/vulnerability/GHSA-ph9c-7hw9-vhhw","https://github.com/jline/jline3/security/advisories/GHSA-ph9c-7hw9-vhhw","https://github.com/jline/jline3/pull/2012","https://github.com/jline/jline3/pull/2018","https://github.com/jline/jline3/commit/1d5fc3099e77938b971e197211cad2d4fbb17541","https://github.com/jline/jline3/commit/341ee69ccc57b7733c1b40d6993219b64b3206ae","https://github.com/jline/jline3","https://github.com/jline/jline3/releases/tag/4.3.1","https://github.com/jline/jline3/releases/tag/jline-3.30.15"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-ph9c-7hw9-vhhw","url":"https://osv.dev/vulnerability/GHSA-ph9c-7hw9-vhhw"}],"summary":"JLine: ReDoS in Nano Editor Regex Search Mode"}