{"cve":"CVE-2018-6356","nvd":{"published":"2018-02-20T15:29:00.367","modified":"2026-06-17T02:01:43.860","status":"Modified","description":"Jenkins before 2.107 and Jenkins LTS before 2.89.4 did not properly prevent specifying relative paths that escape a base directory for URLs accessing plugin resource files. This allowed users with Overall/Read permission to download files from the Jenkins master they should not have access to. On Windows, any file accessible to the Jenkins master process could be downloaded. On other operating systems, any file within the Jenkins home directory accessible to the Jenkins master process could be downloaded.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-22"],"references":["http://www.openwall.com/lists/oss-security/2018/02/14/1","http://www.securityfocus.com/bid/103037","https://jenkins.io/security/advisory/2018-02-14/","https://www.oracle.com/security-alerts/cpuapr2022.html","http://www.openwall.com/lists/oss-security/2018/02/14/1"],"products":["jenkins:jenkins","oracle:communications_cloud_native_core_automated_test_suite"],"source":"nvd","synced_at":"2026-10-19T20:48:34.567387330+00:00"},"epss":{"cve":"CVE-2018-6356","score":0.03855,"percentile":0.90158,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-5p59-v5wm-77v4","url":"https://osv.dev/vulnerability/GHSA-5p59-v5wm-77v4","summary":"Improper Limitation of a Pathname to a Restricted Directory in Jenkins","modified":"2024-03-01T22:31:04.743938Z","packages":[{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","purl":"pkg:maven/org.jenkins-ci.main/jenkins-core","ranges":["<2.89.4"],"fixed":["2.89.4"]},{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","purl":"pkg:maven/org.jenkins-ci.main/jenkins-core","ranges":[">=2.90 <2.107"],"fixed":["2.107"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}