---
id: "CVE-2026-87351"
kind: "vulnerability"
aliases: ["CVE-2026-87351"]
title: "Oracle GoldenGate: low-privilege network attacker can take over Admin Server"
severity: "high"
cvss: 8.8
epss: null
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["oracle-goldengate", "package", "self-hosted", "vendor"]
not_affected_if: ["managed-hosting", "version-outside-ranges"]
published_at: "2026-10-20T22:20:12+00:00"
first_seen_at: "2026-10-23T21:57:25+00:00"
updated_at: "2026-10-23T22:34:36+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-87351", "first_seen_at": "2026-10-23T21:57:25+00:00"}]
---

# Oracle GoldenGate: low-privilege network attacker can take over Admin Server

Oracle GoldenGate's Admin Server Executable has a flaw reachable over HTTPS by any low-privileged account. A successful attacker can take over the GoldenGate instance, with full confidentiality, integrity and availability impact.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

Check the installed GoldenGate version against the affected ranges: 19.1.0.0.0-19.32.0.0, 21.3-21.23, 23.4-23.26.3.0.0.

## Fix

Upgrade to a GoldenGate release outside the affected ranges per Oracle's advisory; exact fixed version unknown from these sources.

## Timeline

- 2026-10-23T21:57:25+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-87351

## From the sources

Vulnerability in Oracle GoldenGate (component: Admin Server Executable).  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 network access via HTTPS to compromise Oracle GoldenGate.  Successful attacks of this vulnerability can result in takeover of Oracle GoldenGate. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_