CVE-2026-70779 in iSupplier Portal
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle iSupplier Portal product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle iSupplier Portal. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle iSupplier Portal accessible data as well as unauthorized access to critical data or complete access to all Oracle iSupplier Portal accessible data. CVSS 3.1 Base Score 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).
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Analysis
by VulDB Data Team • 08/19/2026
The identified vulnerability resides within the Internal Operations component of Oracle iSupplier Portal, a critical module within the broader Oracle E-Business Suite ecosystem. This security flaw affects supported software versions ranging from 12.2.3 through 12.2.15. The nature of this defect is characterized by its difficulty to exploit, which suggests that while the underlying technical mechanism may be complex or require specific conditions to trigger, it does not rely on user interaction or high-privilege initial access for exploitation. This classification indicates a sophisticated flaw in how the application processes requests or manages state within its internal operational workflows, potentially involving improper validation of input parameters or flawed logic in handling sensitive administrative functions exposed via standard web protocols.
From an attack vector perspective, this vulnerability allows unauthenticated attackers to initiate compromise attempts over HTTP networks. The absence of required authentication prior to exploitation represents a significant security control failure, as it lowers the barrier for entry significantly compared to vulnerabilities requiring valid credentials. Although the complexity is rated as high, meaning that successful exploitation may require precise timing or specific environmental conditions, the lack of an authentication gate means any external actor with network connectivity can attempt to leverage this flaw. The reliance on HTTP rather than HTTPS further exacerbates the risk by potentially exposing exploit payloads in transit if not properly secured at a higher layer, although the core issue lies within the application logic itself.
The operational impact of successfully exploiting this vulnerability is severe, primarily affecting data confidentiality and integrity while leaving availability largely intact according to the provided metrics. An attacker who gains access through this flaw can perform unauthorized creation, deletion, or modification of critical business data stored within the iSupplier Portal environment. This capability extends beyond just modifying records; it includes complete unauthorized access to all data accessible by the portal. For an enterprise relying on Oracle E-Business Suite for supply chain management and supplier interactions, such a breach could lead to significant financial loss, reputational damage, and regulatory non-compliance due to the exposure of sensitive vendor information, pricing structures, and contractual details.
In terms of industry standard classifications, this vulnerability aligns with CWE-287 Improper Authentication, as it permits access without proper identity verification. The ability to modify data points toward CWE-94 Improper Control of Generation of Code or CWE-601 URL Redirection to Untrusted Site if the modification involves redirecting users, but more accurately reflects CWE-352 Cross-Site Request Forgery (CSRF) or CWE-862 Missing Authorization if the flaw allows actions without verifying user permissions. The high complexity and network-accessible nature map well to MITRE ATT&CK techniques such as T1078 Valid Accounts if credentials are eventually harvested, but initially it represents a direct exploitation of application logic flaws often categorized under Initial Access or Privilege Escalation depending on the specific code path exploited.
Mitigation strategies must prioritize immediate patching by Oracle for all affected versions within the 12.2.x series. Organizations should verify their current version against the provided range and apply the latest security patches released by Oracle to address this internal operations flaw. In addition to software updates, implementing strict network segmentation is advisable to limit exposure of the iSupplier Portal interface to only necessary IP ranges or virtual private networks. Deploying a Web Application Firewall can also provide an additional layer of defense by inspecting HTTP traffic for patterns associated with exploitation attempts, although it should not be relied upon as a sole substitute for patch management given the high complexity and specific nature of this vulnerability.