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Description

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Web Services). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebLogic Server accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

PUBLISHED Reserved 2026-03-26 | Published 2026-04-21 | Updated 2026-04-22 | Assigner oracle




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Problem types

Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebLogic Server accessible data.

Product status

12.2.1.4.0 (semver)
affected

14.1.1.0.0 (semver)
affected

14.1.2.0.0 (semver)
affected

15.1.1.0.0 (semver)
affected

References

www.oracle.com/security-alerts/cpuapr2026.html (Oracle Advisory) vendor-advisory

cve.org (CVE-2026-34305)

nvd.nist.gov (CVE-2026-34305)

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