{"action":"Upgrade github.com/labstack/echo/v5 to 5.0.3 or later.","affected":[{"fixed":"5.0.3","introduced":"5.0.0"}],"component":"github.com/labstack/echo/v5","cve_ids":["CVE-2026-25766"],"ecosystem":"Go","epss":0.00382,"exploited":false,"fixed_versions":["5.0.3"],"ghsa_id":"GHSA-pgvm-wxw2-hrv9","id":"tcs_01M5KFHCHC2ZZDMJGP6EK17NFR","modified_at":"2026-02-27T22:07:05Z","published_at":"2026-02-17T18:53:58Z","references":["https://osv.dev/vulnerability/GHSA-pgvm-wxw2-hrv9","https://github.com/labstack/echo/security/advisories/GHSA-pgvm-wxw2-hrv9","https://nvd.nist.gov/vuln/detail/CVE-2026-25766","https://github.com/labstack/echo/pull/2891","https://github.com/labstack/echo/commit/b1d443086ea27cf51345ec72a71e9b7e9d9ce5f1","https://github.com/labstack/echo","https://pkg.go.dev/vuln/GO-2026-4502"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-pgvm-wxw2-hrv9","url":"https://osv.dev/vulnerability/GHSA-pgvm-wxw2-hrv9"}],"summary":"Echo has a Windows path traversal via backslash in middleware.Static default filesystem"}