CVE-2026-60207: Oracle WebLogic Server RCE Vulnerability

CVE-2026-60207 Overview

CVE-2026-60207 is a vulnerability in the Core component of Oracle WebLogic Server, part of Oracle Fusion Middleware. The flaw affects supported versions 12.2.1.4.0 and 14.1.2.0.0. A low-privileged attacker with network access via HTTP can exploit this issue to compromise the server. Successful exploitation results in full takeover of Oracle WebLogic Server, impacting confidentiality, integrity, and availability. The weakness is categorized under [CWE-306] Missing Authentication for Critical Function. Oracle addressed the issue in the July 2026 Critical Patch Update.

Critical Impact
Successful exploitation permits complete takeover of Oracle WebLogic Server, exposing hosted applications and backend systems.

Affected Products

Oracle WebLogic Server 12.2.1.4.0
Oracle WebLogic Server 14.1.2.0.0
Oracle Fusion Middleware deployments using the affected Core component

Discovery Timeline

2026-07-21 - CVE-2026-60207 published to NVD
2026-07-23 - Last updated in NVD database
July 2026 - Fix released in the Oracle Critical Patch Update

Technical Details for CVE-2026-60207

Vulnerability Analysis

The vulnerability resides in the Core component of Oracle WebLogic Server. It is classified as [CWE-306] Missing Authentication for a Critical Function. An attacker only needs low-privileged access and can reach the target over HTTP without user interaction. Exploitation grants control over the WebLogic Server process, which typically hosts enterprise Java applications, data services, and administrative endpoints. The EPSS probability is 0.447% as of 2026-07-23.

Root Cause

A critical function within the WebLogic Core component fails to enforce proper authentication checks. Requests originating from a low-privileged authenticated context reach code paths that should require elevated authorization. This design gap allows the caller to invoke server-controlling functionality outside of intended trust boundaries.

Attack Vector

An attacker sends crafted HTTP requests to an exposed WebLogic Server endpoint. Because the flaw is network-accessible and requires low attack complexity, exploitation scales easily against internet-facing or intranet-exposed servers. Oracle rates the outcome as complete compromise of confidentiality, integrity, and availability of the server.

No public proof-of-concept code has been published for CVE-2026-60207. Technical details are limited to Oracle's advisory. See the Oracle Critical Patch Update for authoritative information.

Detection Methods for CVE-2026-60207

Indicators of Compromise

Unexpected HTTP requests to WebLogic administrative or management URIs from low-privileged accounts.
New or modified deployed applications, WAR files, or scheduled tasks on the WebLogic Server.
Outbound connections from the WebLogic Java process (java.exe or java) to unfamiliar hosts.
Creation of unexpected local user accounts or privilege changes on hosts running WebLogic.

Detection Strategies

Inventory Oracle Fusion Middleware installations to identify WebLogic 12.2.1.4.0 and 14.1.2.0.0 deployments.
Review WebLogic access logs for HTTP requests to sensitive endpoints from accounts lacking administrative roles.
Correlate authentication events with subsequent privileged actions on WebLogic servers to spot authorization gaps.

Monitoring Recommendations

Enable verbose auditing in WebLogic and forward logs to a centralized SIEM for retention and correlation.
Alert on child processes spawned by the WebLogic Java process, particularly shells or scripting interpreters.
Monitor filesystem changes in WebLogic domain directories, including autodeploy and servers/*/tmp paths.

How to Mitigate CVE-2026-60207

Immediate Actions Required

Apply the July 2026 Oracle Critical Patch Update to all affected WebLogic Server instances without delay.
Restrict network access to WebLogic administrative and HTTP ports to trusted management networks only.
Audit WebLogic user accounts and remove unnecessary low-privileged accounts that could serve as a foothold.
Rotate credentials and review recent activity on WebLogic servers that were exposed prior to patching.

Patch Information

Oracle released the fix as part of the July 2026 Critical Patch Update. Administrators should follow the guidance in the Oracle Critical Patch Update advisory and apply the corresponding patches for WebLogic Server 12.2.1.4.0 and 14.1.2.0.0.

Workarounds

Place WebLogic Server behind a reverse proxy or web application firewall that enforces strict authentication on management URIs.
Disable or block access to any WebLogic services that are not required for business operations.
Enforce network segmentation so that only authorized administrative subnets can reach WebLogic HTTP endpoints.

bash

# Example: restrict access to WebLogic admin port using iptables
iptables -A INPUT -p tcp --dport 7001 -s 10.10.20.0/24 -j ACCEPT
iptables -A INPUT -p tcp --dport 7001 -j DROP