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CVE-2026-21972: Medium Vulnerability in Oracle Configurator

A medium-severity vulnerability in the Oracle Configurator product of Oracle E-Business Suite allows unauthorized read access to data. Affected versions include 12.2.3 to 12.2.15. Immediate action is recommended to mitigate risks.

MEDIUMCVSS 5.3 · Published January 20, 2026

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CVE-2026-21972 is a vulnerability affecting the Oracle Configurator component of Oracle E-Business Suite. It is classified as medium severity with a CVSS score of 5.3. This vulnerability allows an unauthenticated attacker with network access via HTTP to compromise the Oracle Configurator. Successful exploitation can lead to unauthorized read access to sensitive data within the Oracle Configurator. Organizations using affected versions should take this vulnerability seriously, as it poses a risk to data confidentiality.

The vulnerability affects Oracle Configurator versions 12.2.3 through 12.2.15, which are part of the Oracle E-Business Suite. The attack vector is network-based, and the complexity of exploitation is low, making it easily exploitable. Organizations need to prioritize patching to mitigate potential risks, particularly since the vulnerability has been disclosed in the public domain.

The urgency for defenders is high given the potential for unauthorized data access. Organizations should prioritize patching immediately to protect sensitive information from being accessed by unauthorized parties.

While no known exploits are available, the nature of the vulnerability suggests that immediate action is necessary to prevent any compromise of data integrity and confidentiality. Security teams should be vigilant and ensure that the affected systems are patched.

Vulnerability Details

The vulnerability is characterized by the following details: It allows unauthorized access to sensitive data within the Oracle Configurator, which is a critical component of the Oracle E-Business Suite. The CVSS score of 5.3 indicates a medium severity level, emphasizing the need for immediate remediation.

Technical Analysis

The root cause of this vulnerability stems from insufficient access controls within the Oracle Configurator. The vulnerability can be exploited remotely without requiring any authentication, allowing attackers to gain unauthorized read access to data. The attack complexity is low, and no user interaction is required, further increasing the risk of exploitation.

Risk & Impact Analysis

Organizations using Oracle Configurator must assess their exposure to this vulnerability. The potential for unauthorized access to sensitive data can have severe implications for data confidentiality and regulatory compliance. Given that the attack vector is network-based and the complexity is low, organizations should address this vulnerability in their priority patch cycle.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

The affected versions of Oracle Configurator are from 12.2.3 to 12.2.15. Organizations are encouraged to verify their current version and patch systems accordingly.

Mitigation & Remediation

To mitigate this vulnerability, organizations should apply the latest patches provided by Oracle. For those unable to immediately patch, it is essential to implement network controls to limit access to the Oracle Configurator. Additionally, organizations should consider engaging in penetration testing to assess the effectiveness of their security measures.

Detection Guidance

Organizations should monitor logs for unusual access patterns to the Oracle Configurator. Behavioral anomalies such as unauthorized access attempts should be flagged for further investigation. Additionally, network signatures should be established to detect potential exploitation attempts.

AppSecure Threat Intelligence Insight

The long-term significance of CVE-2026-21972 highlights the importance of maintaining robust access controls and constant monitoring of critical components like Oracle Configurator. Security teams should remain vigilant and learn from this incident to enhance their defensive posture.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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