CVE-2026-70814: 
Oracle E-Business Suite vulnerability analysis and mitigation

CVE-2026-70814 is an Improper Access Control vulnerability (CWE-284) in the Oracle Call Center Technology product of Oracle E-Business Suite, specifically affecting the Internal Operations component. It impacts supported versions 12.2.3 through 12.2.15. An unauthenticated attacker with network access via HTTP can exploit this difficult-to-exploit vulnerability to achieve full takeover of Oracle Call Center Technology. It carries a CVSS v3.1 base score of 8.1 (High) (Oracle Advisory).

The vulnerability is classified under CWE-284 (Improper Access Control), indicating that the Internal Operations component of Oracle Call Center Technology fails to properly enforce access restrictions on certain HTTP-accessible operations. The attack vector is network-based via HTTP, requiring no privileges or user interaction, though the attack complexity is rated High, meaning specific conditions or techniques must be met for successful exploitation. No detailed technical write-ups or public proof-of-concept code have been identified at this time (Oracle Advisory).

Successful exploitation can result in complete takeover of the Oracle Call Center Technology system, with high impacts to confidentiality, integrity, and availability. An unauthenticated remote attacker could gain the ability to read, modify, or delete sensitive call center data, disrupt operations, and potentially pivot to other components within the Oracle E-Business Suite environment (Oracle Advisory).

There is no known public proof-of-concept exploit and no evidence of in-the-wild exploitation at this time. The NVD SSVC assessment confirms exploitation status as "none" and the vulnerability is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog. The EPSS score is approximately 0.004 (0.4%), reflecting a low near-term exploitation probability. The High attack complexity rating further reduces the likelihood of opportunistic exploitation (Oracle Advisory).

Oracle has released a patch for this vulnerability as part of the August 2026 Critical Security Patch Update (CSPU). Organizations running Oracle E-Business Suite versions 12.2.3 through 12.2.15 should apply the patch immediately by following the instructions in the Oracle patch availability documentation. As a temporary workaround where patching cannot be immediately applied, Oracle recommends blocking HTTP network access to the Oracle Call Center Technology component and implementing network segmentation to restrict exposure. Oracle strongly advises against relying on workarounds as a long-term solution (Oracle Advisory).