** UNSUPPORTED WHEN ASSIGNED ** Deserialization of Untrusted Data vulnerability in Apache Shindig.

This issue affects Apache Shindig: all versions.

Users with access to the Shindig REST API can send specially-crafted requests to trigger arbitrary code execution on the server.

As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users.

NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

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Fixes

Solution

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Workaround

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History

Fri, 14 Aug 2026 13:00:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache shindig
Vendors & Products Apache
Apache shindig

Thu, 13 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
References

Thu, 13 Aug 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 13 Aug 2026 14:30:00 +0000

Type Values Removed Values Added
Description ** UNSUPPORTED WHEN ASSIGNED ** Deserialization of Untrusted Data vulnerability in Apache Shindig. This issue affects Apache Shindig: all versions. Users with access to the Shindig REST API can send specially-crafted requests to trigger arbitrary code execution on the server. As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
Title Apache Shindig Common, Apache Shindig Social-Api: Remote Code Execution via XStream deserialization (OpenSocial REST API)
Weaknesses CWE-502
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-08-13T16:18:21.390Z

Reserved: 2026-07-24T09:55:56.665Z

Link: CVE-2026-66256

cve-icon Vulnrichment

Updated: 2026-08-13T16:18:21.390Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-08-13T15:19:56.557

Modified: 2026-08-14T19:04:48.700

Link: CVE-2026-66256

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-14T12:14:56Z

Weaknesses