CVE-2026-61248 Auth bypass in Oracle Internet Directory

Critical 9.9 Published 18 Aug 2026 Updated 27 Aug 2026

A low-privileged attacker can compromise Oracle Internet Directory via LDAP, leading to full system takeover and significant impact on dependent products.

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

What is CVE-2026-61248?

CVE-2026-61248 is a critical authentication bypass vulnerability in Oracle Internet Directory, published on 18 Aug 2026. Any signed-in user can exploit it over the network, 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 low privileged attacker with network access via LDAP to compromise Oracle Internet Directory. While the vulnerability is in Oracle Internet Directory, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Internet Directory. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).

Weakness: CWE-284

Which versions are affected by CVE-2026-61248?

It affects 1 product.

Products include Oracle Internet Directory.

How do I fix CVE-2026-61248?

No fix has been published for CVE-2026-61248 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-2026-61248 being exploited?

There is no known exploitation of CVE-2026-61248 in the wild and no public exploit code.

Sources

Also known as GHSA-q95j-62m9-976j.