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CVE-2026-61223: Difficult to exploit vulnerability allows unauthenticated attacker with network access via TCP/IP to compromise Oracle Communications Converged Application Server. While the vulnerability is in Oracle Communications Converged Application Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Communications Converged Application Server. in Oracle Corporation Oracle Communications Conv

0
Critical
VulnerabilityCVE-2026-61223cvecve-2026-61223
Published: 07/21/2026 (07/21/2026, 21:38:48 UTC)
Source: CVE Database V5
Vendor/Project: Oracle Corporation
Product: Oracle Communications Converged Application Server

Description

Vulnerability in the Oracle Communications Converged Application Server product of Oracle Communications (component: Security). Supported versions that are affected are 8.2 and 8.3. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TCP/IP to compromise Oracle Communications Converged Application Server. While the vulnerability is in Oracle Communications Converged Application Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Communications Converged Application Server. CVSS 3.1 Base Score 9.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H).

CVSS v3.1

Score 9.0critical

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected software

Affected versions
8.28.3

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/21/2026, 23:53:59 UTC

Technical Analysis

This vulnerability affects Oracle Communications Converged Application Server versions 8.2 and 8.3, specifically in the security component. It is difficult to exploit but allows an unauthenticated attacker with network access via TCP/IP to compromise the server, potentially resulting in full takeover. The vulnerability has a CVSS 3.1 score of 9.0, indicating high impact on confidentiality, integrity, and availability. The scope of the vulnerability extends beyond the Converged Application Server, potentially impacting other Oracle products. The vendor advisory from Oracle (July 2026 Critical Patch Update) does not explicitly confirm a patch or remediation level for this specific vulnerability at this time.

Potential Impact

Successful exploitation can lead to complete takeover of the Oracle Communications Converged Application Server, affecting confidentiality, integrity, and availability of the system. The vulnerability may also impact additional Oracle products due to scope change. No known exploits in the wild have been reported so far.

Mitigation Recommendations

Patch status is not yet confirmed — check the Oracle Critical Patch Update advisory at https://www.oracle.com/security-alerts/cpujul2026.html for current remediation guidance. Oracle strongly recommends applying security patches promptly when available and remaining on actively-supported versions. Until a patch is confirmed, monitor vendor communications for updates.

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Technical Details

Data Version
5.2
Assigner Short Name
oracle
Date Reserved
2026-07-08T15:52:20.741Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
null
Vendor Advisory Urls
[{"url":"https://www.oracle.com/security-alerts/cpujul2026.html","vendor":"Oracle"}]

Threat ID: 6a5fee3b9c2644c7f8d5e02d

Added to database: 07/21/2026, 22:10:03 UTC

Last enriched: 07/21/2026, 23:53:59 UTC

Last updated: 07/22/2026, 03:12:04 UTC

Views: 3

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