CVE-2026-42782
Apache Syncope: Post-auth RCE via Groovy static
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
6th
Improper Isolation or Compartmentalization vulnerability in Apache Syncope. An 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. This issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0. Users 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.
| CWE | CWE-653 |
| Vendor | apache software foundation |
| Product | apache syncope |
| Published | May 25, 2026 |
| Last Updated | May 27, 2026 |
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Affected Versions
Apache Software Foundation / Apache Syncope
3.0 ≤ 3.0.16 4.0 ≤ 4.0.5 4.1 ≤ 4.1.0
References
Credits
Trung Nguyen, CyStack