CVE-2026-61257 Missing authorization in Oracle iSupport

Medium 5.4 Published 21 Jul 2026 Updated 22 Jul 2026

Low-privileged attackers can unauthorizedly read, update, insert, or delete data in Oracle iSupport via HTTP.

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-2026-61257?

CVE-2026-61257 is a medium-severity missing authorization vulnerability in Oracle iSupport, published on 21 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Vulnerability in the Oracle iSupport product of Oracle E-Business Suite (component: Call Back). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle iSupport. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle iSupport accessible data as well as unauthorized read access to a subset of Oracle iSupport accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).

Weakness: CWE-284

Which versions are affected by CVE-2026-61257?

It affects 1 product.

Products include Oracle Isupport.

How do I fix CVE-2026-61257?

No fix has been published for CVE-2026-61257 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-61257 being exploited?

There is no known exploitation of CVE-2026-61257 in the wild and no public exploit code.

Sources

Also known as GHSA-6prx-r3xc-76m4.