CVE-2026-61247 Denial of service in Oracle Workflow

Medium 4.8 Published 21 Jul 2026 Updated 22 Jul 2026

Unauthenticated attackers can cause partial denial of service and modify data in Oracle Workflow via SMTP.

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-2026-61247?

CVE-2026-61247 is a medium-severity denial of service vulnerability in Oracle Workflow, published on 21 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Workflow Notification Mailer). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows unauthenticated attacker with network access via SMTP to compromise Oracle Workflow. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Workflow accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Workflow. CVSS 3.1 Base Score 4.8 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L).

Weakness: CWE-400, CWE-306

Which versions are affected by CVE-2026-61247?

It affects 1 product.

Products include Oracle Workflow.

How do I fix CVE-2026-61247?

No fix has been published for CVE-2026-61247 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2026-61247 being exploited?

There is no known exploitation of CVE-2026-61247 in the wild and no public exploit code.

Sources

Also known as GHSA-w79v-j6q4-63hq.