What is GHSA-c2vp-mgg4-vg5v?

GHSA-c2vp-mgg4-vg5v is a security advisory published by GitHub Security Advisories with Critical severity. Vulnerability in the Oracle Identity Manager Connector product of Oracle Fusion Middleware ...

Which CVE IDs does GHSA-c2vp-mgg4-vg5v cover?

GHSA-c2vp-mgg4-vg5v covers the following CVE IDs: CVE-2026-91491. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-c2vp-mgg4-vg5v?

GHSA-c2vp-mgg4-vg5v has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-c2vp-mgg4-vg5vCriticalCVSS 9.8

Vulnerability in the Oracle Identity Manager Connector product of Oracle Fusion Middleware ...

Vendor

GitHub Security Advisories

Published

October 21, 2026

Last Modified

October 21, 2026

🔗 CVE IDs covered (1)

CVE-2026-91491 →

📋 Description

Vulnerability in the Oracle Identity Manager Connector product of Oracle Fusion Middleware (component: LDAP Gateway). 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 LDAP to compromise Oracle Identity Manager Connector. Successful attacks of this vulnerability can result in takeover of Oracle Identity Manager Connector. 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).

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-91491
https://www.oracle.com/security-alerts/cpuoct2026.html
https://github.com/advisories/GHSA-c2vp-mgg4-vg5v