CVE-2026-60153: Oracle WebLogic Server Privilege Escalation

CVE-2026-60153 Overview

CVE-2026-60153 is a high-severity vulnerability in the Console component of Oracle WebLogic Server, part of Oracle Fusion Middleware. The flaw allows a high-privileged attacker with network access over HTTPS to compromise the server. Successful exploitation results in full takeover of the WebLogic Server instance, impacting confidentiality, integrity, and availability. The vulnerability is categorized under [CWE-269] Improper Privilege Management. Oracle addressed the issue in the July 2026 Critical Patch Update.

Critical Impact
Successful exploitation results in complete takeover of the Oracle WebLogic Server, exposing hosted applications, credentials, and downstream systems to compromise.

Affected Products

Oracle WebLogic Server 12.2.1.4.0
Oracle WebLogic Server 14.1.1.0.0
Oracle WebLogic Server 14.1.2.0.0 and 15.1.1.0.0

Discovery Timeline

2026-07-21 - CVE CVE-2026-60153 published to NVD
2026-07-23 - Last updated in NVD database

Technical Details for CVE-2026-60153

Vulnerability Analysis

The vulnerability resides in the Console component of Oracle WebLogic Server. An authenticated attacker holding high privileges can send crafted HTTPS requests to the administrative Console and escalate control over the server process. Because the Console runs with the same privileges as the WebLogic domain administrator, exploitation yields complete server takeover, including deployed applications, JDBC data sources, and secrets stored within the domain.

The issue is classified under [CWE-269] Improper Privilege Management. It does not require user interaction and can be exploited over the network. The scope remains unchanged, meaning the impact is contained to the WebLogic Server security scope, but that scope includes the full Java EE runtime and any credentials it manages.

Root Cause

Improper privilege management in the Console component allows an authenticated user with administrative-level access to perform operations that should be restricted further or subjected to additional authorization checks. The Console fails to adequately separate privileged operations from routine administrative tasks, enabling privilege abuse leading to server compromise.

Attack Vector

Exploitation occurs remotely over HTTPS against the WebLogic administrative Console. The attacker must already possess high-privilege credentials, which limits opportunistic attacks but is realistic in scenarios involving stolen administrator credentials, insider threats, or lateral movement from a compromised host. No end-user interaction is required. Technical details on the specific exploitation path are not publicly disclosed. See the Oracle Critical Patch Update - July 2026 advisory for reference.

Detection Methods for CVE-2026-60153

Indicators of Compromise

Unexpected administrative sessions or logins to the WebLogic Console from unusual source addresses or outside maintenance windows.
New or modified deployed applications, startup classes, or JDBC data sources introduced without change-control tickets.
Creation of new administrator or operator accounts within the WebLogic security realm.
Outbound network connections initiated by the WebLogic managed server JVM to unknown hosts.

Detection Strategies

Monitor WebLogic AdminServer.log and access.log for anomalous requests to /console/* endpoints, particularly configuration mutation operations.
Alert on WLST (WebLogic Scripting Tool) or MBean modifications performed by non-standard administrative accounts.
Baseline normal administrator activity and flag deviations in the frequency or origin of privileged Console actions.

Monitoring Recommendations

Forward WebLogic audit logs and Java process telemetry to a centralized SIEM for correlation with identity and network events.
Enable Oracle WebLogic auditing at the highest verbosity supported for administrative operations.
Track process lineage of the WebLogic JVM to detect unexpected child processes such as shells or scripting interpreters.

How to Mitigate CVE-2026-60153

Immediate Actions Required

Apply the July 2026 Oracle Critical Patch Update to all affected WebLogic Server deployments as the primary remediation.
Restrict network access to the WebLogic administrative Console to trusted management networks only.
Rotate credentials for all WebLogic administrative accounts and audit membership of privileged security groups.
Enforce multi-factor authentication for any identity provider fronting WebLogic administrative access.

Patch Information

Oracle released a fix as part of the July 2026 Critical Patch Update. Administrators should consult the Oracle Critical Patch Update - July 2026 advisory for exact patch identifiers and installation instructions applicable to versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0.

Workarounds

Disable or firewall the administrative Console on production managed servers where it is not required for daily operations.
Segment WebLogic administrative interfaces behind a jump host or VPN to reduce exposure to credential theft.
Apply the principle of least privilege by removing unused administrator role assignments and using dedicated accounts for automation.

bash

# Configuration example: restrict Console access via connection filter
# In config.xml under <security-configuration>:
# <connection-filter>weblogic.security.net.ConnectionFilterImpl</connection-filter>
# <connection-filter-rule>10.0.0.0/8 * allow t3s https</connection-filter-rule>
# <connection-filter-rule>0.0.0.0/0 * deny t3s https</connection-filter-rule>