---
title: "CVE-2026-87251: Oracle Access Manager - Authentication Bypass"
description: "Oracle Access Manager 12.2.1.4.0 and 14.1.2.1.0 contain an authentication bypass caused by unauthenticated network access via SAML, letting attackers fully compromise Oracle Access Manager, exploit requires network access."
url: https://panop.io/threat-heartbeat/CVE-2026-87251/
---

# CVE-2026-87251 Oracle Access Manager - Authentication Bypass

Oracle Access Manager 12.2.1.4.0 and 14.1.2.1.0 contain an authentication bypass caused by unauthenticated network access via SAML, letting attackers fully compromise Oracle Access Manager, exploit requires network access.

CVSS base score 9.8 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-87251)

## Details

Type

Authentication Bypass

Impact

Remote Code Execution, Privilege Escalation, Information Disclosure, Denial Of Service

CVSS vector

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

Published

20 October 2026

Updated

21 October 2026

## Vendor fix

Update to the latest available version of Oracle Access Manager.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-87251](https://nvd.nist.gov/vuln/detail/CVE-2026-87251)
- [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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