CVE-2026-83109 Information disclosure in Oracle Forms

Medium 5.3 Published 15 Sep 2026 Updated 16 Sep 2026

Unauthenticated attackers can read a subset of Oracle Forms data via HTTP, requiring patches for Oracle Fusion Middleware.

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-2026-83109?

CVE-2026-83109 is a medium-severity vulnerability in Oracle Forms, published on 15 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Forms product of Oracle Fusion Middleware (component: Forms Services, C/S, Charmode). Supported versions that are affected are 12.2.1.19.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Forms. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Forms accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

Weakness: CWE-284

Which versions are affected by CVE-2026-83109?

It affects 1 product.

Products include Oracle Forms.

How do I fix CVE-2026-83109?

No fix has been published for CVE-2026-83109 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-83109 being exploited?

There is no known exploitation of CVE-2026-83109 in the wild and no public exploit code.

Sources

Also known as GHSA-2mqx-mrv5-wjxg.