Oracle GoldenGate up to 19.32.0.0/21.23/23.26.3.0.0 Vendor Access improper authorization

Summaryinfo

A vulnerability was found in Oracle GoldenGate up to 19.32.0.0/21.23/23.26.3.0.0. It has been rated as problematic. The affected element is an unknown function of the component Vendor Access Module. This manipulation causes improper authorization. This vulnerability is registered as CVE-2026-91547. The attack needs to be launched locally. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Oracle GoldenGate up to 19.32.0.0/21.23/23.26.3.0.0. It has been declared as problematic. Affected by this vulnerability is an unknown function of the component Vendor Access Module. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality. The summary by CVE is:

Vulnerability in Oracle GoldenGate (component: Vendor Access Module). Supported versions that are affected are 19.1.0.0.0-19.32.0.0, 21.3-21.23 and 23.4-23.26.3.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle GoldenGate executes 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 5.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

It is possible to read the advisory at oracle.com. This vulnerability is known as CVE-2026-91547 since 09/15/2026. The exploitation appears to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/21/2026). The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

• Oracle

Name

• GoldenGate

Version

• 19.32.0
• 21.0
• 21.1
• 21.2
• 21.3
• 21.4
• 21.5
• 21.6
• 21.7
• 21.8
• 21.9
• 21.10
• 21.11
• 21.12
• 21.13
• 21.14
• 21.15
• 21.16
• 21.17
• 21.18
• 21.19
• 21.20
• 21.21
• 21.22
• 21.23
• 23.26.3.0

License

• commercial

Website

• Vendor: https://www.oracle.com

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