CVE-2026-42782
7.2 · HIGHOverview
CVE-2026-42782 is a high-severity vulnerability affecting apache syncope. It was published on May 25, 2026 and has a CVSS 3.1 base score of 7.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
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.
Remediation
Check the references section for vendor advisories and patches from apache. Update syncope to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| apache | syncope | 3.0.0 | Affected |
Frequently Asked Questions
What is CVE-2026-42782?
CVE-2026-42782 is a high-severity vulnerability affecting apache syncope. It was published on May 25, 2026 and has a CVSS 3.1 base score of 7.2 (HIGH).
How severe is CVE-2026-42782?
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-42782?
Check the references section for vendor advisories and patches from apache. Update syncope to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-42782?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-42782 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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