CVE-2026-58074 in ONE
Summary
by MITRE • 08/04/2026
A vulnerability allowing a high-privileged user to execute arbitrary code on the server.
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Analysis
by VulDB Data Team • 08/04/2026
This vulnerability represents a critical privilege escalation flaw that enables a high-privileged user to execute arbitrary code on the target server, fundamentally compromising system integrity and security posture. The technical nature of this vulnerability suggests a failure in access control mechanisms or input validation processes that allow an attacker with elevated privileges to bypass security restrictions and gain unauthorized execution capabilities. Such flaws typically arise from insufficient validation of user inputs, improper privilege handling, or insecure coding practices that fail to properly enforce the principle of least privilege.
The operational impact of this vulnerability is severe and multifaceted, potentially allowing attackers to escalate their compromise to full system control. Once exploited, the attacker can execute malicious code with the privileges of the compromised high-privileged account, enabling them to access sensitive data, modify system configurations, install persistent backdoors, or establish command and control channels. This type of vulnerability directly violates fundamental security principles and creates a pathway for lateral movement within networks, as the compromised account may have broader access rights than standard user accounts. The vulnerability aligns with CWE-269, which addresses improper privilege management, and represents a classic example of privilege escalation that can be leveraged for advanced persistent threat activities.
From an attack perspective, this vulnerability can be exploited through various vectors including but not limited to command injection, code execution flaws in web applications, or insecure deserialization attacks. The attacker typically needs to already possess a high-privileged account to exploit this weakness, making it particularly dangerous as it allows for the exploitation of previously compromised elevated accounts. This scenario often occurs in environments where privilege separation is inadequate or where administrative accounts are not properly secured against code execution attacks. The vulnerability may be classified under ATT&CK technique T1059, which covers command and scripting interpreter, as it enables attackers to execute arbitrary commands on the system.
Mitigation strategies should focus on implementing robust input validation, enforcing strict access controls, and maintaining comprehensive monitoring of privileged account activities. Organizations should implement principle of least privilege enforcement, regularly audit administrative accounts, and deploy application-level protections such as code signing requirements and execution restrictions. Additionally, security controls should include network segmentation, intrusion detection systems, and regular vulnerability assessments to identify and remediate similar weaknesses in the attack surface. The implementation of security frameworks such as those recommended by NIST SP 800-53 or ISO 27001 can help establish comprehensive protections against these types of privilege escalation attacks.
This vulnerability type demonstrates the critical importance of defending against insider threats and compromised administrative accounts, as it represents a pathway for attackers to leverage existing elevated privileges for malicious purposes. The risk is amplified when considering that high-privileged users often have broad access to system resources and sensitive data, making the exploitation of such vulnerabilities particularly damaging to organizational security postures. Regular security awareness training for privileged users and implementation of automated monitoring solutions can help detect anomalous behavior patterns that may indicate exploitation attempts.