CVE-2026-70859CWE-284broken-access-control

CVE-2026-70859

High · published August 19, 2026

CVSS v3.1
8.5
EPSS
0%
Percentile
25.5
In the wild
Unconfirmed
What it is

Vulnerability in the Siebel CRM Integration product of Oracle Siebel CRM (component: REST). Supported versions that are affected are 17.0-26.6. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Integration. While the vulnerability is in Siebel CRM Integration, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Siebel CRM Integration. CVSS 3.1 Base Score 8.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H).

The record
Technical detail
CVSS v3.1
8.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00334 · 25.5th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-08-19T01:17Z
Affected products (1)
ProductVersionsFixed in
oracle/siebel_crm≥ 17.0, ≤ 26.6—
References (1)
https://www.oracle.com/security-alerts/cspuaug2026.html · [email protected]
EPSS history
Timeline
  • 18 AUG 21:02Z
    Vulnerability in the Siebel CRM Integration product of Oracle Siebel CRM (component: REST)
    cvelistv5