CVE-2026-62626 Overview
CVE-2026-62626 is a critical vulnerability in the Oracle Reports Developer product within Oracle Fusion Middleware. The flaw resides in the Security and Authentication component of version 12.2.1.19.0. An unauthenticated attacker with network access via HTTP can exploit this vulnerability with low complexity. Successful exploitation results in complete takeover of Oracle Reports Developer, affecting confidentiality, integrity, and availability.
Critical Impact
Unauthenticated remote attackers can take over Oracle Reports Developer instances over HTTP without user interaction.
Affected Products
- Oracle Fusion Middleware
- Oracle Reports Developer version 12.2.1.19.0
- Security and Authentication component
Discovery Timeline
- 2026-08-18 - CVE-2026-62626 published to NVD
- 2026-08-20 - Last updated in NVD database
Technical Details for CVE-2026-62626
Vulnerability Analysis
The vulnerability affects the Security and Authentication component of Oracle Reports Developer. Attackers can reach the vulnerable code path over HTTP without any credentials or user interaction. Successful exploitation grants attackers control over the Oracle Reports Developer instance, compromising confidentiality, integrity, and availability. Because Oracle Reports Developer often processes sensitive business data, a compromise can expose enterprise reporting pipelines and downstream data stores.
Root Cause
Oracle has not published the underlying technical root cause in public advisories. The Oracle Security Alert describes the issue as an easily exploitable authentication weakness in Oracle Reports Developer 12.2.1.19.0. The scope remains unchanged, indicating exploitation occurs within the same security context as the vulnerable service.
Attack Vector
The vulnerability is exploitable over the network via HTTP. Attackers require no privileges, no user interaction, and no prior authentication. This combination makes the flaw suitable for opportunistic scanning and automated exploitation against internet-exposed Oracle Reports Developer instances. Refer to the Oracle Security Alert for vendor-provided technical context.
Detection Methods for CVE-2026-62626
Indicators of Compromise
- Unexpected HTTP requests to Oracle Reports Developer endpoints from unknown external sources.
- New administrative sessions or report definitions created without corresponding change tickets.
- Outbound network connections from the Reports Developer host to unfamiliar IP addresses.
- Anomalous process execution or file creation under the Oracle Fusion Middleware installation directory.
Detection Strategies
- Inspect web server and application logs for unauthenticated requests targeting Reports Developer URLs.
- Correlate HTTP access logs with process creation events on the middleware host to identify exploitation chains.
- Alert on new report jobs, servlet invocations, or configuration changes originating from external addresses.
Monitoring Recommendations
- Enable verbose HTTP request logging on Oracle Fusion Middleware and forward logs to a centralized SIEM.
- Monitor egress traffic from Reports Developer servers for command-and-control patterns.
- Track file integrity on Oracle configuration and binary directories to detect tampering.
How to Mitigate CVE-2026-62626
Immediate Actions Required
- Apply the Oracle security patch referenced in the Oracle Security Alert as soon as possible.
- Restrict network access to Oracle Reports Developer to trusted management networks only.
- Audit Reports Developer hosts for signs of exploitation prior to patching.
Patch Information
Oracle addressed CVE-2026-62626 in the August 2026 Critical Patch Update. Administrators should consult the Oracle Security Alert for the specific patch bundle covering Oracle Reports Developer 12.2.1.19.0 and apply it during the next maintenance window.
Workarounds
- Place Oracle Reports Developer behind a reverse proxy or web application firewall that requires authenticated access.
- Disable external HTTP exposure of Reports Developer if the service is not required outside internal networks.
- Enforce network segmentation to isolate Fusion Middleware components from general user networks.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
