What is CVE-2025-21535?

CVE-2025-21535 is a critical-severity vulnerability in Oracle Weblogic Server, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-01-21.

How severe is CVE-2025-21535?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Oracle Weblogic Server

CVE-2025-21535

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3, IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Vulnerability class: Broken Authentication

EPSS: 0.008 (54.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Oracle Weblogic_server — versions 12.2.1.4.0, 14.1.1.0.0
Oracle Corporation Weblogic Server — versions 12.2.1.4.0, 14.1.1.0.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

secalert_us@oracle.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2025-21535?: CVE-2025-21535 is a critical-severity vulnerability in Oracle Weblogic Server, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-01-21.
How severe is CVE-2025-21535?: Critical severity. CVSS v3 base score is 9.8 out of 10.