Apache Syncope up to 3.0.16/4.0.8/4.1.3 Realm Management authorization

Summaryinfo

A vulnerability categorized as problematic has been discovered in Apache Syncope up to 3.0.16/4.0.8/4.1.3. This affects an unknown function of the component Realm Management. The manipulation results in authorization. This vulnerability is reported as CVE-2026-113511. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Apache Syncope up to 3.0.16/4.0.8/4.1.3. Affected is an unknown functionality of the component Realm Management. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Authorization bypass through User-Controlled key vulnerability in Apache Syncope. A delegated administrator can relocate a Realm subtree across administrative realm boundaries without permission for the destination 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.

The advisory is available at lists.apache.org. This vulnerability is traded as CVE-2026-113511 since 10/20/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Additional levels of successful authentication are required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/02/2026).

Upgrading to version 4.0.9 or 4.1.4 eliminates this vulnerability.

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Productinfo

Vendor

• Apache

Name

• Syncope

Version

• 3.0.0
• 3.0.1
• 3.0.2
• 3.0.3
• 3.0.4
• 3.0.5
• 3.0.6
• 3.0.7
• 3.0.8
• 3.0.9
• 3.0.10
• 3.0.11
• 3.0.12
• 3.0.13
• 3.0.14
• 3.0.15
• 3.0.16
• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.0.5
• 4.0.6
• 4.0.7
• 4.0.8
• 4.1.0
• 4.1.1
• 4.1.2
• 4.1.3

License

• open-source

Website

• Vendor: https://www.apache.org/

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