{"action":"Upgrade phalcon/cphalcon to 5.16.0 or later.","affected":[{"fixed":"5.16.0","introduced":"0"}],"component":"phalcon/cphalcon","cve_ids":["CVE-2026-59989"],"ecosystem":"Packagist","epss":0.00543,"exploited":false,"fixed_versions":["5.16.0"],"ghsa_id":"GHSA-hrwp-4hh9-c8r8","id":"tcs_01M5KF3XHCQ3PRBBM63Z3EJW8N","modified_at":"2026-09-11T05:15:04.527936272Z","published_at":"2026-08-21T20:55:56Z","references":["https://osv.dev/vulnerability/GHSA-hrwp-4hh9-c8r8","https://github.com/phalcon/cphalcon/security/advisories/GHSA-hrwp-4hh9-c8r8","https://nvd.nist.gov/vuln/detail/CVE-2026-59989","https://github.com/phalcon/cphalcon/pull/17217","https://github.com/phalcon/cphalcon/commit/e434061be3b7161930476c1368c868badc71e1bd","https://github.com/phalcon/cphalcon","https://github.com/phalcon/cphalcon/releases/tag/v5.16.0"],"severity":{"label":"critical"},"sources":[{"source":"osv","source_id":"GHSA-hrwp-4hh9-c8r8","url":"https://osv.dev/vulnerability/GHSA-hrwp-4hh9-c8r8"}],"summary":"Phalcon Volt compiler `join` filter compile-time PHP code injection (SSTI leads to RCE)"}