{"action":"Upgrade hono to 4.12.25 or later.","affected":[{"fixed":"4.12.25","introduced":"0"}],"component":"hono","cve_ids":["CVE-2026-54286"],"ecosystem":"npm","epss":0.00433,"exploited":false,"fixed_versions":["4.12.25"],"ghsa_id":"GHSA-wwfh-h76j-fc44","id":"tcs_01M5KGG6JXFPX77FBAVH5VSKAB","modified_at":"2026-09-10T03:50:51.049920484Z","published_at":"2026-06-16T14:09:03Z","references":["https://osv.dev/vulnerability/GHSA-wwfh-h76j-fc44","https://github.com/honojs/hono/security/advisories/GHSA-wwfh-h76j-fc44","https://nvd.nist.gov/vuln/detail/CVE-2026-54286","https://github.com/honojs/hono"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"GHSA-wwfh-h76j-fc44","url":"https://osv.dev/vulnerability/GHSA-wwfh-h76j-fc44"}],"summary":"hono: Path traversal in `serve-static` on Windows via encoded backslash (`%5C`)"}