{"action":"Upgrade hono to 4.12.34 or later.","affected":[{"fixed":"4.12.34","introduced":"4.7.0"}],"component":"hono","cve_ids":["CVE-2026-71849"],"ecosystem":"npm","epss":0.00355,"exploited":false,"fixed_versions":["4.12.34"],"ghsa_id":"GHSA-79qm-7rj5-m7r9","id":"tcs_01M5KF9H55TYF97GCT232RGK4X","modified_at":"2026-09-10T03:51:13.317395159Z","published_at":"2026-08-07T18:38:48Z","references":["https://osv.dev/vulnerability/GHSA-79qm-7rj5-m7r9","https://github.com/honojs/hono/security/advisories/GHSA-79qm-7rj5-m7r9","https://github.com/honojs/hono/commit/720b566290793d4358bf39843adcb7cf4da4548f","https://github.com/honojs/hono","https://github.com/honojs/hono/releases/tag/v4.12.34"],"severity":{"label":"low","score":3.7},"sources":[{"source":"osv","source_id":"GHSA-79qm-7rj5-m7r9","url":"https://osv.dev/vulnerability/GHSA-79qm-7rj5-m7r9"}],"summary":"Hono: Proxy Helper does not remove response headers listed in the `Connection` header"}