{"action":"Upgrade getgrav/grav-plugin-form to 9.1.0 or later.","affected":[{"fixed":"9.1.0","introduced":"0"}],"component":"getgrav/grav-plugin-form","cve_ids":["CVE-2026-42845"],"ecosystem":"Packagist","epss":0.00741,"exploited":false,"fixed_versions":["9.1.0"],"ghsa_id":"GHSA-w4rc-p66m-x6qq","id":"tcs_01M5KF9QVNX9X69S1H4ASZGCQG","modified_at":"2026-05-13T14:16:34.399984Z","published_at":"2026-05-06T23:03:13Z","references":["https://osv.dev/vulnerability/GHSA-w4rc-p66m-x6qq","https://github.com/getgrav/grav/security/advisories/GHSA-w4rc-p66m-x6qq","https://nvd.nist.gov/vuln/detail/CVE-2026-42845","https://github.com/getgrav/grav-plugin-form/commit/48bacc4187e1cff815000e526d5ca2878484867f","https://github.com/getgrav/grav"],"severity":{"label":"high","score":7.7},"sources":[{"source":"osv","source_id":"GHSA-w4rc-p66m-x6qq","url":"https://osv.dev/vulnerability/GHSA-w4rc-p66m-x6qq"},{"source":"nvd","source_id":"CVE-2026-42845","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42845"}],"summary":"Grav Form Plugin has an Anonymous Page Content Overwrite via Form File Upload filename Override"}