{"action":"Upgrade getkirby/cms to 4.9.1 or later.","affected":[{"fixed":"4.9.1","introduced":"0"},{"fixed":"5.4.1","introduced":"5.0.0"}],"component":"getkirby/cms","cve_ids":["CVE-2026-44175"],"ecosystem":"Packagist","epss":0.0043,"exploited":false,"fixed_versions":["4.9.1","5.4.1"],"ghsa_id":"GHSA-5fhx-9q32-q257","id":"tcs_01M5KEW0JP7ZEE77Y1PTETVXKS","modified_at":"2026-09-10T03:50:45.677254974Z","published_at":"2026-05-26T23:49:56Z","references":["https://osv.dev/vulnerability/GHSA-5fhx-9q32-q257","https://github.com/getkirby/kirby/security/advisories/GHSA-5fhx-9q32-q257","https://github.com/getkirby/kirby","https://github.com/getkirby/kirby/releases/tag/4.9.1","https://github.com/getkirby/kirby/releases/tag/5.4.1"],"severity":{"label":"high","score":8.5},"sources":[{"source":"osv","source_id":"GHSA-5fhx-9q32-q257","url":"https://osv.dev/vulnerability/GHSA-5fhx-9q32-q257"},{"source":"nvd","source_id":"CVE-2026-44175","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44175"}],"summary":"Kirby CMS vulnerable to cross-site scripting (XSS) from list field content in the site frontend"}