CVE-2026-83209CWE-284broken-access-control

CVE-2026-83209

High · published September 16, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
35.0
In the wild
Unconfirmed
What it is

Vulnerability in the Siebel CRM Development product of Oracle Siebel CRM (component: Workflow). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Development. Successful attacks of this vulnerability can result in takeover of Siebel CRM Development. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00417 · 35.0th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-09-16T00:18Z
References (1)
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 15 SEP 20:04Z
    Vulnerability in the Siebel CRM Development product of Oracle Siebel CRM (component: Workflow)
    cvelistv5