{"action":"Upgrade koa to 2.16.3 or later.","affected":[{"fixed":"3.0.3","introduced":"3.0.1"},{"fixed":"2.16.3","introduced":"2.16.2"}],"component":"koa","cve_ids":["CVE-2025-62595"],"ecosystem":"npm","epss":0.00293,"exploited":false,"fixed_versions":["3.0.3","2.16.3"],"ghsa_id":"GHSA-g8mr-fgfg-5qpc","id":"tcs_01M5KFR0SKT8R7N30BH15M5BME","modified_at":"2026-02-03T03:16:37.947987Z","published_at":"2025-10-21T15:09:06Z","references":["https://osv.dev/vulnerability/GHSA-g8mr-fgfg-5qpc","https://github.com/koajs/koa/security/advisories/GHSA-g8mr-fgfg-5qpc","https://nvd.nist.gov/vuln/detail/CVE-2025-62595","https://github.com/koajs/koa/commit/769fd75cc6b30d72493b370b5a3ae2332ca03c5b","https://github.com/koajs/koa"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"GHSA-g8mr-fgfg-5qpc","url":"https://osv.dev/vulnerability/GHSA-g8mr-fgfg-5qpc"}],"summary":"Koa Vulnerable to Open Redirect via Trailing Double-Slash (//) in back Redirect Logic"}