CVE-2026-61258 Auth bypass in Oracle Internet Directory

Critical 9.8 Published 18 Aug 2026 Updated 21 Aug 2026

Unauthenticated attackers can compromise Oracle Internet Directory via LDAP, leading to full system takeover.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-61258?

CVE-2026-61258 is a critical authentication bypass vulnerability in Oracle Internet Directory, published on 18 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Internet Directory product of Oracle Fusion Middleware (component: OID LDAP Server). 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 Internet Directory. Successful attacks of this vulnerability can result in takeover of Oracle Internet Directory. 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).

Weakness: CWE-284

Which versions are affected by CVE-2026-61258?

It affects 1 product.

Products include Oracle Internet Directory.

How do I fix CVE-2026-61258?

No fix has been published for CVE-2026-61258 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-61258 being exploited?

There is no known exploitation of CVE-2026-61258 in the wild and no public exploit code.

Sources

Also known as GHSA-qxxg-fqfj-q9wf.