CVE-2026-21943 is a medium-severity vulnerability affecting the Oracle Scripting product within the Oracle E-Business Suite. Specifically, the vulnerability is present in the Scripting Admin component, impacting versions 12.2.3 to 12.2.15. This vulnerability allows unauthenticated attackers with network access via HTTP to compromise Oracle Scripting. Successful exploitation requires human interaction from a person other than the attacker, which introduces a unique attack vector.
The consequences of successful attacks can include unauthorized updates, inserts, or deletions to data accessible within Oracle Scripting, as well as unauthorized read access to a subset of this data. With a CVSS 3.1 base score of 6.1, this vulnerability presents risks primarily related to confidentiality and integrity impacts.
Organizations using affected versions of Oracle Scripting should prioritize remediation efforts. The urgency stems from the easily exploitable nature of this vulnerability, which could significantly impact operational security if left unaddressed. Organizations are encouraged to implement patches as soon as they are available.
Given the potential for exploitation, it is crucial for defenders to remain vigilant and monitor for any indications of compromise related to this vulnerability.
Vulnerability Details
This vulnerability allows unauthenticated access to Oracle Scripting, part of Oracle's E-Business Suite, which can lead to unauthorized access to sensitive data. The vulnerability is classified as CWE-79, which involves improper neutralization of input during web page generation ('Cross-site Scripting'). The CVSS score of 6.1 indicates a medium severity level, emphasizing the need for immediate attention by affected organizations.
Technical Analysis
The root cause of CVE-2026-21943 lies within the Oracle Scripting component, which fails to properly validate user inputs, allowing attackers to execute unauthorized actions. The attack vector is network-based, with a low attack complexity, meaning that exploiting this vulnerability does not require extensive resources or expertise.
No privileges are required to exploit the vulnerability, making it particularly dangerous. However, user interaction is required, as the successful exploitation relies on an affected user performing an action, such as clicking a link or entering data. The impacts on confidentiality and integrity are classified as low, while there is no impact on availability.
Risk & Impact Analysis
The real-world risk associated with CVE-2026-21943 includes the potential for unauthorized access to sensitive data managed by Oracle Scripting. This could lead to significant operational disruptions and data integrity issues, particularly if exploited in conjunction with other vulnerabilities within the Oracle E-Business Suite.
Organizations should assess their deployment of Oracle E-Business Suite and prioritize patching this vulnerability in their security update cycles. Given its exploitation potential, addressing this vulnerability is crucial to maintaining data security and operational integrity.
With the CVSS score indicating medium severity, organizations should prepare to mitigate this vulnerability proactively. Immediate action is recommended to prevent unauthorized access and potential data breaches.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The affected versions of Oracle Scripting are from 12.2.3 to 12.2.15. Organizations running these versions should take immediate action to update their systems to mitigate risks associated with this vulnerability.
Mitigation & Remediation
Organizations should prioritize patching Oracle Scripting to the latest version available to address this vulnerability. For those unable to implement immediate updates, consider implementing network security controls to limit access to affected components.
Additionally, organizations can enhance their security posture by conducting regular security assessments. For further guidance, organizations may consult resources such as application security assessments to identify additional vulnerabilities and ensure compliance with security best practices.
Detection Guidance
Organizations should monitor logs for unusual activities surrounding Oracle Scripting components. This includes tracking access attempts and changes made to data, particularly around the time of expected user interactions.
AppSecure Threat Intelligence Insight
The existence of CVE-2026-21943 highlights a continuing trend of vulnerabilities related to web applications and their configurations. Organizations must prioritize comprehensive security assessments and proactive vulnerability management practices to mitigate risks posed by such vulnerabilities.
For further reading on vulnerability management, organizations can explore the following resources: vulnerability management program design, penetration testing methodology, and security testing best practices to better understand how to protect organizational assets.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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