Oracle GoldenGate up to 23.26.2.0.0 Admin Client Executable improper authorization

Summaryinfo

A vulnerability, which was classified as problematic, was found in Oracle GoldenGate up to 23.26.2.0.0. Affected by this issue is some unknown functionality of the component Admin Client Executable. Such manipulation leads to improper authorization. This vulnerability is referenced as CVE-2026-91530. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Oracle GoldenGate up to 23.26.2.0.0. Affected by this issue is some unknown functionality of the component Admin Client Executable. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality. CVE summarizes:

Vulnerability in Oracle GoldenGate (component: Admin Client Executable). Supported versions that are affected are 23.4-23.26.2.0.0. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle GoldenGate. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle GoldenGate accessible data. CVSS 3.1 Base Score 4.4 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N).

The advisory is available at oracle.com. This vulnerability is handled as CVE-2026-91530 since 09/15/2026. The exploitation is known to be easy. The attack may be launched remotely. The exploitation requires an enhanced level of successful authentication. 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 10/21/2026). This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

• Oracle

Name

• GoldenGate

Version

• 23.26.2.0

License

• commercial

Website

• Vendor: https://www.oracle.com

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Entryinfo

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