{"id":"CVE-2018-17057","aliases":["GHSA-5hw4-m7f3-hhx8"],"url":"https://o3.security/vulnerability/CVE-2018-17057","summary":"TCPDF vulnerable to attackers triggering deserialization of arbitrary data","details":"An issue was discovered in TCPDF before 6.2.22. Attackers can trigger deserialization of arbitrary data via the phar:// wrapper.","published":"2018-09-14T20:29:00.540Z","modified":"2026-07-29T11:45:13.087601613Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"Packagist","name":"tecnickcom/tcpdf","fixedVersion":"6.2.22"},{"ecosystem":"Packagist","name":"fooman/tcpdf","fixedVersion":"6.2.22"},{"ecosystem":"Packagist","name":"la-haute-societe/tcpdf","fixedVersion":"6.2.22"},{"ecosystem":"Packagist","name":"spoonity/tcpdf","fixedVersion":"6.2.22"}],"fix":{"url":"https://github.com/LimeSurvey/LimeSurvey/commit/1cdd78d27697b3150bb44aaa7af1a81062a591a5","label":"LimeSurvey/LimeSurvey@1cdd78d"},"references":[{"type":"ADVISORY","url":"http://packetstormsecurity.com/files/152200/TCPDF-6.2.19-Deserialization-Remote-Code-Execution.html"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2019/Mar/36"},{"type":"ADVISORY","url":"https://contao.org/en/news/security-vulnerability-cve-2018-17057.html"},{"type":"ADVISORY","url":"https://www.exploit-db.com/exploits/46634/"},{"type":"FIX","url":"https://github.com/LimeSurvey/LimeSurvey/commit/1cdd78d27697b3150bb44aaa7af1a81062a591a5"},{"type":"FIX","url":"https://github.com/tecnickcom/TCPDF/commit/1861e33fe05f653b67d070f7c106463e7a5c26ed"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/152360/LimeSurvey-Deserialization-Remote-Code-Execution.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-29T11:45:13.087601613Z"}}