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Oracle's November 2026 Critical Security Patch Update pre-release lists 19 security patches for Siebel CRM, 9 of them remotely exploitable without authentication, with a top CVSS v3.1 score of 8.8. It covers Siebel Applications 17.0–26.9 and ships Tuesday, Nov 17, 2026.
Across all Oracle products, the CSPU has 652 patches. Source: Oracle November 2026 CSPU pre-release announcement
For context, last month's final count was 122 Siebel CRM patches, 66 of them remotely exploitable without authentication. See our October 2026 CPU coverage.
Plan testing ahead of Nov 17, and review Oracle's risk matrix once the final advisory posts.
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