{"affected":[{"defaultStatus":"unaffected","ecosystem":"golang","packageName":"github.com/dunglas/frankenphp","product":"frankenphp","source":"CNA: VulnCheck","vendor":"php","versions":[{"lessThan":"1.13.4","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"1.13.4","versionType":"semver"}]}],"cveId":"CVE-2026-128016","cwes":["CWE-416"],"description":"FrankenPHP before 1.13.4 contains a use-after-free vulnerability in worker mode that frees internal streams of SplTempFileObject or SplFileObject on php://temp instances surviving across requests. Remote clients can send requests reaching code that uses such persisted objects, causing reads of freed memory that leak garbage data or crash the process.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":8.3,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":6.5,"severity":"medium","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H","version":"3.1"},{"score":8.3,"severity":"high","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0"},{"score":6.5,"severity":"medium","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H","version":"3.1"}],"modifiedAt":1794565086927,"publishedAt":1794562450667,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://github.com/php/frankenphp/security/advisories/GHSA-cm3q-jw2q-9rh5"},{"source":"CNA: VulnCheck","tags":["patch"],"url":"https://github.com/php/frankenphp/commit/837b76880b33a1a78ae4f27dea85bdcddb6cf70c"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/frankenphp-before-1.13.4-use-after-free-of-spltempfileobject-streams-in-worker-mode"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/php/frankenphp/commit/837b76880b33a1a78ae4f27dea85bdcddb6cf70c"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/php/frankenphp/security/advisories/GHSA-cm3q-jw2q-9rh5"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://www.vulncheck.com/advisories/frankenphp-before-1.13.4-use-after-free-of-spltempfileobject-streams-in-worker-mode"}],"remediation":[{"kind":"fix","source":"CNA: VulnCheck","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://github.com/php/frankenphp/commit/837b76880b33a1a78ae4f27dea85bdcddb6cf70c"}],"revision":"506df45902719d20edbee14551e31a44cd9488eb2e4e630ed8a2eaa66f0b95aa","sources":[{"modifiedAt":1794562450667,"name":"CNA: VulnCheck","retrievedAt":1794564812672,"url":"https://www.cve.org/CVERecord?id=CVE-2026-128016"},{"modifiedAt":1794565086927,"name":"NVD","retrievedAt":1794572249745,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-128016"}],"ssvc":null,"status":"published","title":"FrankenPHP before 1.13.4 Use-After-Free of SplTempFileObject Streams in Worker Mode","updatedAt":1794572249745}