CVE-2026-61091 in Communications Billing and Revenue Management
Summary
by MITRE • 07/22/2026
Vulnerability in the Oracle Communications Billing and Revenue Management product of Oracle Communications (component: BRM Server). Supported versions that are affected are 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0 and 15.2.0.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Communications Billing and Revenue Management executes to compromise Oracle Communications Billing and Revenue Management. Successful attacks of this vulnerability can result in takeover of Oracle Communications Billing and Revenue Management. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 07/22/2026
This vulnerability exists within Oracle Communications Billing and Revenue Management version 15.0.0.0.0 through 15.2.0.0.0, specifically within the BRM Server component. The flaw represents a critical security weakness that can be exploited by attackers who have already established a foothold on the target infrastructure. The vulnerability's exploitability is rated as easily accessible, meaning that once an attacker gains access to the system where Oracle Communications Billing and Revenue Management operates, they can leverage this weakness to compromise the entire application. This represents a significant risk because it allows for privilege escalation from low-privileged user accounts to full system control.
The technical nature of this vulnerability stems from inadequate access controls or authentication mechanisms within the BRM Server that permit unauthorized users to execute privileged operations. The CVSS 3.1 scoring of 7.8 indicates a high severity level with impacts across all three core security principles: confidentiality, integrity, and availability. This means an attacker who successfully exploits this vulnerability could gain complete control over the billing and revenue management system, potentially accessing sensitive customer data, modifying financial records, or disrupting critical billing operations. The attack vector is classified as local access (AV:L) with low complexity (AC:L) and requires only low privileges (PR:L), making it particularly dangerous as it can be exploited by users who already have some level of access to the system.
The operational impact of this vulnerability extends far beyond simple data compromise. A successful exploitation could result in complete system takeover, enabling attackers to manipulate billing records, modify customer accounts, or even disrupt revenue generation processes that are critical for business operations. The confidentiality impact is severe as sensitive financial and customer information could be exposed, while the integrity impact means that billing data could be altered without detection. The availability impact suggests that attackers could potentially cause system downtime or denial of service conditions. Organizations using these specific versions should consider this vulnerability as a high-priority threat requiring immediate attention. From a cybersecurity framework perspective, this aligns with CWE-284 (Improper Access Control) and represents a technique commonly associated with privilege escalation attacks in the MITRE ATT&CK framework.
Organizations should implement immediate mitigations including applying the latest security patches from Oracle, implementing network segmentation to limit access to BRM Server components, and conducting thorough access control reviews. Additionally, monitoring for unusual system activities or unauthorized access attempts should be enhanced, as this vulnerability could provide attackers with persistent access to critical billing infrastructure. The compromised system could serve as a launching point for further attacks within the organization's network, making immediate remediation essential for maintaining overall security posture.