CVE-2026-70926 Auth bypass in Oracle Workflow

Critical 9.8 Published 18 Aug 2026 Updated 22 Aug 2026

Unauthenticated attackers can compromise Oracle Workflow via SMTP due to missing authentication, 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-2026-70926?

CVE-2026-70926 is a critical authentication bypass vulnerability in Oracle Workflow, 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 Workflow product of Oracle E-Business Suite (component: Workflow Notification Mailer). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via SMTP to compromise Oracle Workflow. Successful attacks of this vulnerability can result in takeover of Oracle Workflow. 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-306

Which versions are affected by CVE-2026-70926?

It affects 1 product.

Products include Oracle Workflow.

How do I fix CVE-2026-70926?

No fix has been published for CVE-2026-70926 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-2026-70926 being exploited?

There is no known exploitation of CVE-2026-70926 in the wild and no public exploit code.

Sources

Also known as GHSA-ch9m-g9f4-67x2.