Vulnerability · Published Aug 18, 2026 · Assigned by oracle

CVE-2026-62586

High 8.6

In plain English

A high-severity improper access control in Siebel CRM Administration from Oracle Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).

Severity (CVSS 3.1)8.6High

Exploit odds (30 days)0.4%top 64.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Vulnerability in the Siebel CRM Administration product of Oracle Siebel CRM (component: Data Archival). Supported versions that are affected are 25.12-26.6. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Administration. While the vulnerability is in Siebel CRM Administration, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM Administration accessible data. CVSS 3.1 Base Score 8.6 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N).

Affected products (as reported)

Vendor	Product	Versions
Oracle Corporation	Siebel CRM Administration	25.12 – through 26.6

Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

References

Oracle Advisory vendor-advisory