{"action":"Upgrade getgrav/grav to 2.0.20 or later.","affected":[{"fixed":"2.0.20","introduced":"0"}],"component":"getgrav/grav","cve_ids":["CVE-2026-86197"],"ecosystem":"Packagist","epss":0.00412,"exploited":false,"fixed_versions":["2.0.20"],"ghsa_id":"GHSA-8hgv-xc77-jmcr","id":"tcs_01M5KEZ2MQ79QVF3JF2G43EJ1H","modified_at":"2026-09-10T03:51:13.487344601Z","published_at":"2026-08-21T19:14:59Z","references":["https://osv.dev/vulnerability/GHSA-8hgv-xc77-jmcr","https://github.com/getgrav/grav/security/advisories/GHSA-8hgv-xc77-jmcr","https://github.com/getgrav/grav/commit/a4e8c4b748eb338ee7ab1dd26e7620a93bade047","https://github.com/getgrav/grav","https://github.com/getgrav/grav/releases/tag/2.0.20"],"severity":{"label":"medium","score":5.1},"sources":[{"source":"osv","source_id":"GHSA-8hgv-xc77-jmcr","url":"https://osv.dev/vulnerability/GHSA-8hgv-xc77-jmcr"},{"source":"nvd","source_id":"CVE-2026-86197","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86197"}],"summary":"Grav: Page editors can inject arbitrary script into rendered pages via the Twig sandbox's assets.addJs/addCss allowlist, escalating to super-admin"}