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10.0

Oracle Access Manager lets remote attacker modify data

CVE-2026-87337 · published 13 days ago
Summary

The authentication part of Oracle Access Manager in versions 12.2.1.4.0 and 14.1.2.1.0 can be tricked over the web without any login. An attacker could create, delete or change important information stored in the system. Install the latest security update from Oracle and limit public network access to the product as soon as possible.

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 corporation oracle access manager 12.2.1.4.0
Original advisory text
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 explo...
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 HTTP to compromise Oracle Access Manager. While the vulnerability is in Oracle Access Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Access Manager accessible data as well as unauthorized access to critical data or complete access to all Oracle Access Manager accessible data. CVSS 3.1 Base Score 10.0 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N).
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
10.0 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-200Information Exposure
Timeline
Published20 Oct 2026
Updated30 Oct 2026
First seen20 Oct 2026
Sources
CVE-2026-87337 · NVD
CVE-2026-87337 · MITRE
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