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9.9

Oracle WebLogic Server: Unauthorized Access and Takeover

CVE-2026-35263 · published 4 months ago
Summary

Oracle WebLogic Server versions 14.1.2 and 15.1.1 are affected by a vulnerability that allows hackers to access and control the server. This could lead to sensitive data being compromised or deleted, and the server being used for malicious activities. Oracle recommends applying a patch or upgrading to a fixed version to prevent exploitation.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
oracle weblogic_server 14.1.2.0.0
15.1.1.0.0
cpe:2.3:a:oracle:weblogic_server:14.1.2.0.0:*:*:*:*:*:*:*
Original advisory text
Vulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability al...
Vulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise WebLogic Server. While the vulnerability is in WebLogic Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of WebLogic Server. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
9.9 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-284Improper Access Control
Timeline
Published17 Jun 2026
Updated4 Nov 2026
First seen18 Jun 2026
Sources
CVE-2026-35263 · NVD
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