CVE-2026-83256 Privilege escalation in Oracle Commerce Guided Search / Oracle Commerce Experience Manager
An unauthenticated attacker can exploit a difficult-to-exploit vulnerability in Oracle Commerce to achieve 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-2026-83256?
CVE-2026-83256 is a high-severity vulnerability in Oracle Commerce Guided Search / Oracle Commerce Experience Manager, 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 Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Forge). The supported version that is affected is 11.4.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Commerce Guided Search / Oracle Commerce Experience Manager. Successful attacks of this vulnerability can result in takeover of Oracle Commerce Guided Search / Oracle Commerce Experience Manager. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
Weakness: CWE-269
Which versions are affected by CVE-2026-83256?
How do I fix CVE-2026-83256?
No fix has been published for CVE-2026-83256 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-83256 being exploited?
There is no known exploitation of CVE-2026-83256 in the wild and no public exploit code.
Sources
Also known as GHSA-vx35-c4jh-5q9v.