{"action":"Upgrade @tinacms/cli to 2.1.8 or later.","affected":[{"fixed":"2.1.8","introduced":"0"}],"component":"@tinacms/cli","cve_ids":["CVE-2026-28792"],"ecosystem":"npm","epss":0.00556,"exploited":false,"fixed_versions":["2.1.8"],"ghsa_id":"GHSA-8pw3-9m7f-q734","id":"tcs_01M5KFDPPBW0E1GPRJFHVANSRR","modified_at":"2026-03-14T07:11:21.300936Z","published_at":"2026-03-12T20:32:09Z","references":["https://osv.dev/vulnerability/GHSA-8pw3-9m7f-q734","https://github.com/tinacms/tinacms/security/advisories/GHSA-8pw3-9m7f-q734","https://nvd.nist.gov/vuln/detail/CVE-2026-28792","https://github.com/tinacms/tinacms/pull/6450","https://github.com/tinacms/tinacms/commit/56d533e610a520ba66b3e58f3a0dc03487d5d5d7","https://github.com/tinacms/tinacms","https://github.com/tinacms/tinacms/releases/tag/%40tinacms%2Fcli%402.1.8"],"severity":{"label":"critical","score":9.6},"sources":[{"source":"osv","source_id":"GHSA-8pw3-9m7f-q734","url":"https://osv.dev/vulnerability/GHSA-8pw3-9m7f-q734"}],"summary":"TinaCMS CLI Dev Server Vulnerable to Cross-Origin File Exfiltration via CORS Misconfiguration + Path Traversal in TinaCMS"}