Unauthenticated Access Vulnerability in Oracle WebLogic Server by Oracle
CVE-2026-87302

9.1CRITICAL

Key Information:

Vendor

Oracle
Status
Oracle Weblogic Server
Vendor
CVE Published:
20 October 2026

What is CVE-2026-87302?

A vulnerability exists in Oracle WebLogic Server, where an unauthenticated attacker with HTTP network access can exploit this flaw to gain unauthorized access. This exploitation may lead to the unauthorized creation, deletion, or modification of critical data across all accessible Oracle WebLogic Server data. It poses significant risks, as attackers can potentially compromise the integrity and confidentiality of sensitive information.

Affected Version(s)

Oracle WebLogic Server 12.2.1.4.0

Oracle WebLogic Server 14.1.1.0.0

Oracle WebLogic Server 14.1.2.0.0

References

https://www.oracle.com/security-alerts/cpuoct2026.html
vendor-advisory

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.