CVE-2026-87251
Critical 9.8
Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via SAML to compromise Oracle Access Manager. Successful attacks of this vulnerability can result in takeover of Oracle Access Manager. 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).
Assigner
oracle
oracle
Published
2026-10-20
2026-10-20
Updated
2026-10-21
2026-10-21
Reserved
2026-09-08
2026-09-08
Scores
| Source | CVSS | Score | Severity | Vector |
|---|---|---|---|---|
| oracle | 3.1 | 9.8 | Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Weaknesses
Affected
| Vendor | Product | Versions |
|---|---|---|
| Oracle Corporation | Oracle Access Manager | 12.2.1.4.0 (affected) 14.1.2.1.0 (affected) |
References
- https://www.oracle.com/security-alerts/cpuoct2026.html vendor-advisory
Full CVE JSON record (5.2)
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