{"id":"CVE-2026-42782","aliases":["EUVD-2026-31696","GHSA-gq7g-vg2q-jvq3"],"status":"published","title":"Apache Syncope: Post-auth RCE via Groovy static","description":"Improper Isolation or Compartmentalization vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer.\n\nThis issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.\n\n\n\nUsers are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by forcing even the static initializer in Groovy code to run in a sandbox.","severity":{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00653,"percentile":0.51727,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-653"],"published":"2026-05-25T14:58:59Z","modified":"2026-10-28T02:31:01Z","fixes":[{"ecosystem":"Maven","package":"org.apache.syncope.core:syncope-core-spring","fixed_in":["4.0.6","4.1.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.syncope.core:syncope-core-spring","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0-M0"},{"last_affected":"3.0.16"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.apache.syncope.core:syncope-core-spring","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0-M0"},{"fixed":"4.0.6"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.apache.syncope.core:syncope-core-spring","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.1.0-M0"},{"fixed":"4.1.1"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.syncope.core:syncope-core-spring","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0-M0"},{"last_affected":"3.0.16"}]}],"versions":["3.0.0","3.0.0-M0","3.0.0-M1","3.0.0-M2","3.0.1","3.0.10","3.0.11","3.0.12","3.0.13","3.0.14","3.0.15","3.0.16","3.0.2","3.0.3","3.0.4","3.0.5","3.0.6","3.0.7","3.0.8","3.0.9"]},{"source":"osv","ecosystem":"Maven","package":"org.apache.syncope.core:syncope-core-spring","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0-M0"},{"fixed":"4.0.6"}]}],"versions":["4.0.0","4.0.0-M0","4.0.0-M1","4.0.1","4.0.2","4.0.3","4.0.4","4.0.5"]},{"source":"osv","ecosystem":"Maven","package":"org.apache.syncope.core:syncope-core-spring","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.1.0-M0"},{"fixed":"4.1.1"}]}],"versions":["4.1.0","4.1.0-M0"]}],"products":[{"vendor":"apache","product":"syncope"},{"vendor":"apache software foundation","product":"apache syncope"}],"references":[{"url":"https://lists.apache.org/thread/b869ms0ofrd129f7tgsn9flxgv9ztg2r","tags":["vendor-advisory","Mailing List","Vendor Advisory","advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2026/05/25/4","tags":["Mailing List","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42782","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-gq7g-vg2q-jvq3"},{"url":"https://repo.maven.apache.org/maven2","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42782.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-42782","title":"Apache Syncope: Post-auth RCE via Groovy static","description":"Improper Isolation or Compartmentalization vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer.\n\nThis issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.\n\n\n\nUsers are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by forcing even the static initializer in Groovy code to run in a sandbox.","status":"published","published":"2026-05-25T14:58:59.152Z","modified":"2026-05-27T20:31:30.996Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-653"],"updated_at":"2026-11-02T13:40:35.004553Z"}],"euvd":[{"id":"EUVD-2026-31696","description":"Improper Isolation or Compartmentalization vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer.\n\nThis issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.\n\n\n\nUsers are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by forcing even the static initializer in Groovy code to run in a sandbox.","status":"published","published":"2026-05-25T14:58:59Z","modified":"2026-05-27T20:31:30Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:21:03.450999Z"}],"ghsa":[{"id":"GHSA-gq7g-vg2q-jvq3","title":"Apache Syncope has an Improper Isolation or Compartmentalization vulnerability","description":"Improper Isolation or Compartmentalization vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer.\n\nThis issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.\n\nUsers are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by forcing even the static initializer in Groovy code to run in a sandbox.","status":"published","published":"2026-05-26T13:30:46Z","modified":"2026-06-30T17:18:22Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-653"],"updated_at":"2026-11-02T14:40:35.701766Z"}],"nvd":[{"id":"CVE-2026-42782","description":"Improper Isolation or Compartmentalization vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer.\n\nThis issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.\n\n\n\nUsers are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by forcing even the static initializer in Groovy code to run in a sandbox.","status":"published","published":"2026-05-25T16:16:19.717Z","modified":"2026-07-24T10:10:00.197Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-653"],"updated_at":"2026-11-02T14:12:20.131508Z"}],"osv":[{"id":"CVE-2026-42782","title":"Apache Syncope: Post-auth RCE via Groovy static","description":"Improper Isolation or Compartmentalization vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer.\n\nThis issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.\n\n\n\nUsers are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by forcing even the static initializer in Groovy code to run in a sandbox.","status":"published","published":"2026-05-25T14:58:59.152Z","modified":"2026-10-28T02:31:01.449819098Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-653"],"updated_at":"2026-11-02T15:45:04.117819Z"},{"id":"GHSA-gq7g-vg2q-jvq3","title":"Apache Syncope has an Improper Isolation or Compartmentalization vulnerability","description":"Improper Isolation or Compartmentalization vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer.\n\nThis issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0.\n\nUsers are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by forcing even the static initializer in Groovy code to run in a sandbox.","status":"published","published":"2026-05-26T13:30:46Z","modified":"2026-06-30T17:41:30.972733Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-653"],"updated_at":"2026-11-02T15:46:48.191583Z"}]}}