Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessObtain low-privileged GoldenGate credentials
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DeliveryConnect to Receiver Service HTTP endpoint
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ExploitSend crafted HTTP request
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ExecutionTrigger hang or crash of Receiver process
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ImpactReplication pipeline halted
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V2 - Validation and Business Logic Resource consumption limits
MITRE ATT&CK
1 technique across 1 tactic: Impact The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | Exploitation requires network access to the GoldenGate Receiver Service Executable over HTTP and authentication at a low privilege level (PR:L per CVSS vector). The attacker must hold valid credentials sufficient to interact with the Receiver Service endpoint - anonymous, unauthenticated exploitation is not indicated by the PR:L vector. No special non-default configuration is described as required; the vulnerability appears to reside in the standard Receiver Service HTTP handling path. Limiting factors: the authentication gate (PR:L) excludes unauthenticated internet attackers; the Receiver Service is typically only reachable within internal replication network segments rather than publicly exposed; and impact is limited exclusively to availability with no confidentiality or integrity consequence. Organizations that restrict Receiver Service port access to known Extract hosts reduce exploitability to near-zero. |
| Impact | The CVSS 3.1 score of 6.5 (AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) accurately reflects the attack profile: network-reachable, low complexity, but gated behind low-level authentication, with purely availability impact and no scope change. This is not a trivial risk for organizations running GoldenGate in production data pipelines - a complete crash or hang of the Receiver Service halts data replication, which can trigger downstream data inconsistency, failed batch jobs, or SLA breaches in financial and operational systems. However, the PR:L requirement means an anonymous internet attacker cannot exploit this without credentials, meaningfully narrowing the realistic threat pool to insider threats, compromised service accounts, or attackers who have already achieved initial access. No EPSS data was provided in the input; no KEV listing exists; no POC is known. The vulnerability is therefore assessed as a prioritized patching candidate for organizations where GoldenGate Receiver Services are exposed on internal networks to multiple authenticated users, but not an emergency response item absent exploitation evidence. |
| Exploit ScenarioDerived | An attacker who holds a low-privileged account with HTTP access to the GoldenGate Receiver Service - such as a rogue database operator, a compromised service account, or an insider threat - sends a crafted HTTP request to the Receiver Service Executable. The malformed or resource-exhausting request triggers a hang or crash of the Receiver process, halting replication between source and target databases. The attacker can repeat this to prevent service recovery, causing prolonged data pipeline outages. |
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Alert meAnalysisAIv1 – Jul 22, 2026
Denial-of-service conditions in Oracle GoldenGate's Receiver Service Executable allow a low-privileged attacker with HTTP network access to crash or indefinitely hang the replication service. Three major version lines are affected - 19.x, 21.x, and 23.x - covering a broad enterprise installed base. No public exploit code or active exploitation has been identified at time of analysis; risk is moderated by the low-privilege authentication requirement but elevated by low attack complexity and the business-critical role GoldenGate plays in continuous database replication pipelines.
RemediationAI
Apply the patches distributed in the Oracle Critical Patch Update for July 2026, available through the Oracle support portal and referenced at https://www.oracle.com/security-alerts/cpujul2026.html. Oracle CPU advisories bundle fixes per component; consult My Oracle Support for the exact patch ID applicable to each GoldenGate release line (19.x, 21.x, 23.x). If immediate patching is not feasible, restrict HTTP access to the GoldenGate Receiver Service port to only trusted Extract-side hosts using network ACLs or host-based firewall rules, reducing exposure to authenticated internal users who should not have direct HTTP connectivity to the Receiver. Additionally, enforce strict least-privilege controls on GoldenGate service accounts, limiting which accounts can reach the Receiver Service endpoint. Note that network restrictions do not eliminate the vulnerability but reduce the attacker pool; they may also interfere with legitimate replication traffic if not carefully scoped. No workaround that fully mitigates the flaw without patching is described in available references.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Oracle GoldenGate is an enterprise data replication and integration platform that enables real-time, log-based change data capture and delivery across heterogeneous database environments. The Receiver Service Executable is the target-side component responsible for accepting replicated change records from source Extract processes over HTTP. A vulnerability in this component's HTTP request handling allows a low-privileged user to trigger a complete hang or repeated crash of the Receiver Service, effectively halting replication. No CWE is assigned in the advisory, so the root cause class - whether resource exhaustion, null dereference, infinite loop, or similar - cannot be determined from available data. Affected CPE covers Oracle GoldenGate versions 19.1.0.0.0 through 19.30.0.0, 21.3 through 21.21, and 23.4 through 23.26.1.
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Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
HTTP network access requires low-level authentication (PR:L); no complexity barrier; pure availability impact with no confidentiality or integrity effect.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
DescriptionCVE.org
Vulnerability in Oracle GoldenGate (component: Receiver Service Executable). Supported versions that are affected are 19.1.0.0.0-19.30.0.0, 21.3-21.21 and 23.4-23.26.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle GoldenGate. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle GoldenGate. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.
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EUVD-2026-46801
GHSA-j796-5j63-6g43
NVD
CVE.org
EPSS
Vulnrichment
VulDB
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