{"id":"CVE-2026-26337","summary":"Hyland Alfresco Transformation Service Absolute Path Traversal Arbitrary File Read and SSRF","details":"Hyland Alfresco Transformation Service allows unauthenticated attackers to achieve both arbitrary file read and server-side request forgery through the absolute path traversal.","modified":"2026-07-16T03:31:06.834117300Z","published":"2026-02-19T17:01:25.527Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-36"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26337.json","unresolved_ranges":[{"extracted_events":[{"fixed":"4.3.0"}],"source":"AFFECTED_FIELD"}]},"references":[{"type":"WEB","url":"https://www.hyland.com/en/solutions/products/alfresco-platform"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26337.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26337"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/hyland-alfresco-transformation-service-absolute-path-traversal-arbitrary-file-read-and-ssrf"},{"type":"FIX","url":"https://connect.hyland.com/t5/alfresco-blog/security-update-cve-2026-26337-cve-2026-26338-cve-2026-26339/ba-p/496551"},{"type":"PACKAGE","url":"https://github.com/Alfresco/alfresco-transform-core"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/alfresco/alfresco-transform-core","events":[{"introduced":"0"},{"fixed":"fb9353994535c452e0a8c0879036c3538f2d70cd"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"5.3.0"}],"source":"AFFECTED_FIELD"}}],"versions":["5.3.0-A.1","5.2.5","5.2.5-A.1","5.2.4","5.2.3","5.2.3-A.3","5.2.3-A.2","5.2.3-A.1","5.2.2","5.2.2-A.4","5.2.2-A.3","5.2.2-A.2","5.2.2-A.1","5.2.1","5.2.1-A.3","5.2.1-A.2","5.2.1-A.1","5.2.0","5.2.0-A.3","5.2.0-A.2","5.2.0-A.1","5.1.8-A.4","5.1.8-A.3","5.1.8-A.2","5.1.8-A.1","5.1.7","5.1.7-A.4","5.1.7-A.3","5.1.7-A.2","5.1.7-A.1","5.1.6","5.1.6-A.1","5.1.5","5.1.5-A3","5.1.5-A2","5.1.5-A1","5.1.4","5.1.4-A3","5.1.4-A2","5.1.4-A1","5.1.3","5.1.3-A3","5.1.3-A2","5.1.3-A1","5.1.2","5.1.2-A1","5.1.1","5.1.1-A2","5.1.1-A1","5.1.0","5.1.0-A1","5.0.2-A5","5.0.2-A4","5.0.2-A3","5.0.2-A2","5.0.2-A1","5.0.1","5.0.1-A1","5.0.0","5.0.0-A5","5.0.0-A4","5.0.0-A3","5.0.0-A2","5.0.0-A1","4.1.0-M1","4.1.0-A1","4.0.1-A3","4.0.1-A2","4.0.1-A1","4.0.0","4.0.0-A1","3.2.0-A2","3.2.0-A1","3.1.0","3.1.0-A12","3.1.0-A11","3.1.0-A10","3.1.0-A9","3.1.0-A8","3.1.0-A7","3.1.0-A6","3.1.0-A5","3.1.0-A4","3.1.0-A3","3.1.0-A2","3.1.0-A1","3.0.1-A4","3.0.1-A3","3.0.1-A2","3.0.1-A1","3.0.0","3.0.0-A6","3.0.0-A5","3.0.0-A4","3.0.0-A3","3.0.0-A2","3.0.0-A1","2.7.0-A1","2.6.0","2.6.0-A3","2.6.0-A2","2.6.0-A1","2.5.8-A1","2.5.7","2.5.7-A11","2.5.7-A10","2.5.7-A9","2.5.7-A8","2.5.7-A7","2.5.7-A6","2.5.7-A5","2.5.7-A4","2.5.7-A3","2.5.7-A2","2.5.7-A1","2.5.6","2.5.5","2.5.5-A3","2.5.5-A2","2.5.5-A1","2.5.4","2.5.3","2.5.2","2.5.1","2.5.0","2.4.0","2.3.10","2.3.9","2.3.8","2.3.7","2.3.6","2.3.5","2.3.4","2.3.3","2.3.2","2.3.1","2.3.0","2.2.3","2.2.2","2.2.1","2.2.0","2.2.0-A5","2.2.0-A4","2.2.0-A3","2.2.0-A2","2.2.0-TEST1","2.2.0-A1","2.1.1","alfresco-docker-transformers-2.0.18","2.1.0-RC1","alfresco-docker-transformers-2.0.17","alfresco-docker-transformers-2.0.17-RC1","alfresco-docker-transformers-2.0.16","alfresco-docker-transformers-2.0.15","alfresco-docker-transformers-2.0.15-RC2","alfresco-docker-transformers-2.0.15-RC1","alfresco-docker-transformers-2.0.14","alfresco-docker-transformers-2.0.12","alfresco-docker-transformers-2.0.10","alfresco-docker-transformers-2.0.9","alfresco-docker-transformers-2.0.8","alfresco-docker-transformers-2.0.7","alfresco-docker-transformers-2.0.6-RC","alfresco-docker-transformers-2.0.5-RC","alfresco-docker-transformers-2.0.4.3","alfresco-docker-transformers-2.0.4.2","alfresco-docker-transformers-2.0.4.1","alfresco-docker-transformers-2.0.4-EA","alfresco-docker-transformers-2.0.3-EA","alfresco-docker-transformers-2.0.2-EA","alfresco-docker-transformers-2.0.1-EA","alfresco-docker-transformers-2.0.0-EA","alfresco-docker-transformers-2.0.0-RC2","alfresco-docker-transformers-2.0.0-RC1","alfresco-docker-transformers-1.3","alfresco-docker-transformers-1.2","alfresco-docker-transformers-1.1","alfresco-docker-transformers-1.0","alfresco-docker-transformers-0.10","alfresco-docker-transformers-0.9","alfresco-docker-transformers-0.8","alfresco-docker-transformers-0.3","alfresco-docker-transformers-0.2","alfresco-docker-transformers-0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-26337.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N"}]}