CVE-2026-83345 Denial of service in Oracle XML Gateway
Low-privileged attackers can access critical data and cause partial denial of service in Oracle XML Gateway 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-2026-83345?
CVE-2026-83345 is a high-severity denial of service vulnerability in Oracle XML Gateway, published on 15 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Vulnerability in the Oracle XML Gateway product of Oracle E-Business Suite (component: Install). 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 XML Gateway. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle XML Gateway accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle XML Gateway. CVSS 3.1 Base Score 7.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L).
Weakness: CWE-400
Which versions are affected by CVE-2026-83345?
How do I fix CVE-2026-83345?
No fix has been published for CVE-2026-83345 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-2026-83345 being exploited?
There is no known exploitation of CVE-2026-83345 in the wild and no public exploit code.
Sources
Also known as GHSA-p863-3pjf-x7rg.