CVE-2026-73966

Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise Siebel Apps - Marketing. Successful attacks of this vulnerability can result in takeover of Siebel Apps - Marketing. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

  • Published Sep 15, 2026
  • CVSS 7.2 high
  • 0.5% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-73966 at the National Vulnerability Database