# CVE-2026-113687: Apache Syncope: RCE via ProcessGroovyMethodsSandbox bypass

Status: published. Published: 2026-11-02. Updated: 2026-11-02.

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.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Apache Software Foundation / Apache Syncope (org.apache.syncope.core:syncope-core-spring): ≥ 3.0.0-M0; ≤ 3.0.16 (affected, semver); ≥ 4.0.0-M0; ≤ 4.0.8 (affected, semver); ≥ 4.1.0-M0; ≤ 4.1.3 (affected, semver). Source: CNA: apache

## Severity and prioritization

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-653

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://lists.apache.org/thread.html/xxfmworgxt6bf1got05b5pqbb679zjp0 (CNA: apache; vendor-advisory)

## Provenance

- CNA: apache: https://www.cve.org/CVERecord?id=CVE-2026-113687; retrieved 2026-11-02; source updated 2026-11-02

Revision: 7e4f873bc6077cf6a696d9fb9a092b68734589bcafaccc828e611a14752e2a6b

Canonical: https://y2.dev/cve/CVE-2026-113687

## Agent and API access

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- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.