CVE-2026-62619: Oracle Reports Developer Auth Bypass Flaw

CVE-2026-62619 Overview

CVE-2026-62619 affects the Oracle Reports Developer product of Oracle Fusion Middleware in the Security and Authentication component. The supported version affected is 12.2.1.19.0. An unauthenticated attacker with network access via HTTP can exploit the vulnerability to compromise Oracle Reports Developer. Successful exploitation requires human interaction from a user other than the attacker. Successful attacks can result in complete takeover of Oracle Reports Developer, impacting confidentiality, integrity, and availability.

Critical Impact
Unauthenticated network-based attackers can achieve full takeover of Oracle Reports Developer when a legitimate user interacts with attacker-controlled content.

Affected Products

Oracle Fusion Middleware — Oracle Reports Developer 12.2.1.19.0
Component: Security and Authentication
Deployments exposing the Reports Developer service over HTTP

Discovery Timeline

2026-08-18 - CVE-2026-62619 published to NVD
2026-08-20 - Last updated in NVD database

Technical Details for CVE-2026-62619

Vulnerability Analysis

The vulnerability resides in the Security and Authentication component of Oracle Reports Developer, a reporting tool within the Oracle Fusion Middleware stack. An attacker sends a crafted HTTP request or lure to a targeted user. When the user interacts with the attacker-supplied content, the flaw is triggered in the Reports Developer service context. Because no authentication is required and attack complexity is low, exploitation is practical for a remote adversary. The outcome is a full compromise of the Oracle Reports Developer instance, with impacts to confidentiality, integrity, and availability.

Root Cause

Oracle's advisory categorizes the flaw within Security and Authentication but does not publish specific technical internals. The user-interaction requirement combined with a network attack vector is consistent with client-assisted exploitation paths such as authentication or session-handling weaknesses that are activated when a legitimate user follows an attacker-crafted link or opens attacker-supplied report content.

Attack Vector

The attack vector is network-based over HTTP. The attacker delivers a malicious link, report artifact, or crafted request to a user with access to Oracle Reports Developer. When the victim interacts with the content, the attacker gains control of the Reports Developer environment. No prior privileges are required by the attacker. Refer to the Oracle Security Alert for vendor-supplied context.

No verified proof-of-concept code is publicly available. See the Oracle Security Alert for authoritative details.

Detection Methods for CVE-2026-62619

Indicators of Compromise

Unexpected outbound HTTP requests originating from Oracle Reports Developer processes or hosts.
Anomalous report execution requests referencing external URLs, unusual parameters, or unfamiliar user agents.
New or modified files, scheduled tasks, or accounts on Oracle Fusion Middleware hosts after a user opened a report link.

Detection Strategies

Inspect web server and application logs for HTTP requests to Reports Developer endpoints containing suspicious parameters or redirects.
Correlate user browser activity with subsequent Reports Developer process behavior to identify user-interaction-triggered exploitation.
Baseline normal Reports Developer traffic patterns and alert on deviations in request volume, source, or content.

Monitoring Recommendations

Forward Oracle Fusion Middleware access, audit, and application logs to a centralized analytics platform for correlation.
Monitor Reports Developer host processes for unexpected child processes, script execution, or outbound connections.
Track authentication events and session anomalies in the Security and Authentication component.

How to Mitigate CVE-2026-62619

Immediate Actions Required

Apply the fixes referenced in the Oracle Security Alert for Oracle Reports Developer 12.2.1.19.0.
Restrict network exposure of Oracle Reports Developer to trusted internal networks and identified user populations.
Warn users against following unsolicited report links and validate that reports originate from trusted sources.

Patch Information

Oracle addresses this issue in its August 2026 Critical Patch Update materials. Administrators should consult the Oracle Security Alert for patch identifiers, prerequisites, and installation guidance applicable to Oracle Fusion Middleware 12.2.1.19.0.

Workarounds

Place Oracle Reports Developer behind an authenticating reverse proxy or VPN to reduce unauthenticated exposure.
Enforce strict egress filtering on Fusion Middleware hosts to limit post-exploitation callbacks.
Disable or restrict Reports Developer features that are not required for business operations until patches are applied.

bash

# Example: restrict inbound HTTP access to Reports Developer to trusted subnets
iptables -A INPUT -p tcp --dport 7777 -s 10.0.0.0/8 -j ACCEPT
iptables -A INPUT -p tcp --dport 7777 -j DROP