Ethical Hacking News
A critical vulnerability has been discovered in Oracle E-Business Suite (EBS), which has the potential to be chained to achieve remote code execution. Organizations are advised to update to the latest version of Oracle E-Business Suite as soon as possible to prevent exploitation.
Oracle E-Business Suite (EBS) has been identified with a critical vulnerability (CVE-2026-101767) with a CVSS score of 9.8. The vulnerability allows an attacker to execute SQL as the APPS database user and run operating system commands as the EBS application account. Internet-facing EBS deployments are the most at risk from this vulnerability. Organizations are advised to update to the latest version of Oracle E-Business Suite as soon as possible. Several workarounds can be applied to prevent exploitation.
The world of cybersecurity is a constantly evolving landscape, where threats and vulnerabilities are emerging at an unprecedented rate. Recently, a critical vulnerability in Oracle E-Business Suite (EBS) has been identified, which has sparked a wave of concern among security experts and organizations that rely on the software. The vulnerability, known as CVE-2026-101767, has a CVSS score of 9.8, making it one of the most severe flaws discovered in recent times.
The discovery of this vulnerability is attributed to the expertise of security researchers Brandon Peterson, Jimi Sebree, and Noah King of Horizon3.ai, who first reported the flaw to Oracle on July 24, 2026. Their diligent efforts have led to the identification of a critical SQL injection vulnerability in the Oracle Application Object Library of Oracle E-Business Suite. This vulnerability has the potential to be chained to achieve remote code execution, making it a highly potent threat to organizations that use the software.
According to Defused Cyber, a threat intelligence firm, the vulnerability allows an attacker with network access to the affected Thin Client Framework (TCF) servlet to execute SQL as the APPS database user, then run operating system commands as the EBS application account. This means that an attacker can issue a crafted request to the vulnerable TCF servlet at "/OA_HTML/AppsTCFServer" to run SQL with the privileges of the APPS database user and ultimately enable system command execution with the privileges of the EBS application account.
Successful exploitation of CVE-2026-101767 can permit an attacker to read or modify application data accessible to APPS and execute commands on the application host. The affected data may include financial, payroll, HR, and procurement records, which makes this vulnerability a significant concern for organizations that handle sensitive information.
Internet-facing EBS deployments are the most at risk from this vulnerability, but internal EBS systems can also be exploited if an attacker can reach the vulnerable servlet from a compromised system or another accessible network segment. To mitigate this risk, users are advised to update to the latest version of Oracle E-Business Suite as soon as possible. Additionally, several workarounds can be applied to prevent exploitation, including removing "/OA_HTML/AppsTCFServer, associated with oracle.apps.fnd.tcf.SocketServer, from the EBS URL firewall allowlist, restricting access to the EBS web tier to trusted networks, and monitoring the EBS application host and database for signs of compromise.
The discovery of this vulnerability is a stark reminder of the importance of keeping software up-to-date and patching known vulnerabilities promptly. Over the past year, two critical flaws in Oracle E-Business Suite have come under active exploitation, with the former leveraged by the Cl0p ransomware and extortion crew. This highlights the need for organizations to stay vigilant and proactive in their cybersecurity efforts.
In recent times, the threat landscape has seen a surge in various vulnerabilities and exploits, making it essential for organizations to stay informed and take necessary precautions to protect their systems. The cybersecurity community is constantly working to identify and address these threats, and the discovery of CVE-2026-101767 is a notable example of this efforts.
Summary:
A critical vulnerability has been discovered in Oracle E-Business Suite (EBS), known as CVE-2026-101767, which has a CVSS score of 9.8. The vulnerability was reported by security researchers Brandon Peterson, Jimi Sebree, and Noah King of Horizon3.ai, who first identified the flaw on July 24, 2026. The vulnerability allows an attacker to execute SQL as the APPS database user and run operating system commands as the EBS application account, making it a highly potent threat to organizations that use the software. Organizations are advised to update to the latest version of Oracle E-Business Suite as soon as possible and apply the available workarounds to prevent exploitation.
A critical vulnerability has been discovered in Oracle E-Business Suite (EBS), which has the potential to be chained to achieve remote code execution. Organizations are advised to update to the latest version of Oracle E-Business Suite as soon as possible to prevent exploitation.
Related Information:
https://www.ethicalhackingnews.com/articles/Hackers-Target-Critical-Oracle-E-Business-Suite-RCE-Flaw-Days-After-Security-Patch-ehn.shtml
https://thehackernews.com/2026/10/hackers-target-critical-oracle-e.html
Published: Wed Oct 28 09:35:21 2026 by llama3.2 3B Q4_K_M
