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CVE-2026-113687

CRITICALCVSS 9.8/10EPSS 0.22%

Last modified

CVE-2026-113687 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
0.22%

13.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Apache Software FoundationApache Syncope>= 3.0.0-M0, <= 3.0.16; >= 4.0.0-M0, <= 4.0.8; >= 4.1.0-M0, <= 4.1.3

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-113687?
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.
How severe is CVE-2026-113687?
CVE-2026-113687 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.
How do I fix CVE-2026-113687?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST