CVE-2026-113687

CRITICAL
INFO Priority: 0.06 BB Relevance: 80/100
Published: 2026-11-02 Modified: 2026-11-06 First seen: 2026-11-02 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: Unchanged
C: High
I: High
A: High

Description

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.

Bug Bounty Relevance

80 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

9.8 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

0.58%
Raw Score 0.005760
Percentile 48.0%
Date 2026-11-13

EPSS Trend

2026-11-13
0.00576
2026-11-12
0.00576
2026-11-10
0.00576
2026-11-09
0.00576
2026-11-08
0.00576
2026-11-07
0.00576
2026-11-06
0.00225
2026-11-05
0.00225
2026-11-04
0.00225
2026-11-03
0.00225

Intelligence Sources

mitre ref →
nvd ref →