{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"1.32.0"}],"component":"backdrop/backdrop","cve_ids":["CVE-2025-63828"],"ecosystem":"Packagist","epss":0.00229,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-ffpg-gm3h-4p5p","id":"tcs_01M5KF1RJD5PYW3SRJM1JNCT4Y","modified_at":"2025-11-20T14:43:59.366997Z","published_at":"2025-11-18T18:32:55Z","references":["https://osv.dev/vulnerability/GHSA-ffpg-gm3h-4p5p","https://nvd.nist.gov/vuln/detail/CVE-2025-63828","https://github.com/backdrop/backdrop","https://github.com/mertdurum06/BackdropCms-1.32.1","https://github.com/mertdurum06/BackdropCms-1.32.1/blob/main/backdropcms_exploit.txt"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"GHSA-ffpg-gm3h-4p5p","url":"https://osv.dev/vulnerability/GHSA-ffpg-gm3h-4p5p"},{"source":"nvd","source_id":"CVE-2025-63828","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-63828"}],"summary":"Backdrop CMS Host Header Injection vulnerability"}