by Kastro
Paper/Archive/CVE-2026-113687

CVE-2026-113687

Apache Software Foundation Apache Syncope — Apache Syncope: RCE via ProcessGroovyMethodsSandbox bypass

EPSS 0.6%CVSS 9.8
critical.is priorityof 100
39
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 47.7.477 × 209.5No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Improper isolation or compartmentalization vulnerability in Apache Syncope. An administrator with adequate entitlements for Implementations can create a malicious Groovy class running untrusted code on a separate Thread, thus bypassing the Groovy security sandbox. This issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 through 4.0.8, from 4.1.0-M0 through 4.1.3. Users are recommended to upgrade to version 4.0.9 / 4.1.4, which fix this issue.

Affected

ProductAffectedFixed inSource
Apache Syncope3.0.0-M0 – 3.0.16–CNA
Apache Syncope4.0.0-M0 – 4.0.8–CNA
Apache Syncope4.1.0-M0 – 4.1.3–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

advisorylists.apache.org/thread.html/xxfmworgxt6bf1got05b5pqbb679zjp0refopenwall.com/lists/oss-security/2026/11/02/10