{"cve":"CVE-2026-42782","nvd":{"published":"2026-05-25T16:16:19.717","modified":"2026-07-24T10:10:00.197","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":7.2},"cwes":["CWE-653"],"references":["https://lists.apache.org/thread/b869ms0ofrd129f7tgsn9flxgv9ztg2r","http://www.openwall.com/lists/oss-security/2026/05/25/4"],"products":["apache:syncope"],"source":"nvd","synced_at":"2026-10-19T22:36:28.938604137+00:00"},"epss":{"cve":"CVE-2026-42782","score":0.00653,"percentile":0.51276,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-gq7g-vg2q-jvq3","url":"https://osv.dev/vulnerability/GHSA-gq7g-vg2q-jvq3","summary":"Apache Syncope has an Improper Isolation or Compartmentalization vulnerability","modified":"2026-06-30T17:41:30.972733Z","packages":[{"ecosystem":"Maven","name":"org.apache.syncope.core:syncope-core-spring","purl":"pkg:maven/org.apache.syncope.core/syncope-core-spring","ranges":[">=3.0.0-M0 <=3.0.16"],"fixed":[]},{"ecosystem":"Maven","name":"org.apache.syncope.core:syncope-core-spring","purl":"pkg:maven/org.apache.syncope.core/syncope-core-spring","ranges":[">=4.0.0-M0 <4.0.6"],"fixed":["4.0.6"]},{"ecosystem":"Maven","name":"org.apache.syncope.core:syncope-core-spring","purl":"pkg:maven/org.apache.syncope.core/syncope-core-spring","ranges":[">=4.1.0-M0 <4.1.1"],"fixed":["4.1.1"]}]}],"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."]}