---
cve: "CVE-2026-113687"
severity: "CRITICAL"
cvss: 9.8
epss: "0.2%"
vendor: "Apache Software Foundation"
kev: false
exploited: false
published: "2026-11-02 14:17:35"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-11-10T19:45:04+01:00"
---

# CVE-2026-113687

> 9.8 CRITICAL

## Beschreibung

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.

## CNA-Record (Kanon, cvelistV5)

- CNA: **apache**
- State: PUBLISHED
- Stand: 2026-11-06 18:39:24

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **yes**
  - Technical Impact: **total**

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Schwachstellen-Klasse

- **CWE-653** — Improper Isolation or Compartmentalization
  The product does not properly compartmentalize or isolate functionality, processes, or resources that require different privilege levels, rights, or permissions.

## Referenzen

- <https://lists.apache.org/thread.html/xxfmworgxt6bf1got05b5pqbb679zjp0>
- <http://www.openwall.com/lists/oss-security/2026/11/02/10>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-113687/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_