# CVE-2026-60357: Oracle Siebel CRM data integrity vulnerability in Siebel Server Sync for Exchange

Source: https://junglewise.ai/threats/cve-2026-60357-oracle-siebel-crm-data-integrity-vulnerability-in-siebel-server  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-21. Updated: 2026-07-21  
License: CC BY 4.0 with a link back

CVE-2026-60357 · Severity: low · CVSS 3.7 · Published 2026-07-21

A vulnerability exists in the Siebel Server Sync for Exchange component of Oracle Siebel CRM, which synchronizes data between the CRM and Microsoft Exchange. An attacker could potentially modify, add, or delete certain data within the CRM system without needing a password. While the risk to data integrity is present, the vulnerability is considered difficult to exploit and does not allow for the theft of sensitive information or the complete shutdown of the service.

Technologies: [Oracle Siebel CRM Integration](https://junglewise.ai/threats/technologies/siebel-crm-integration). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-60357 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-60357 being exploited in the wild.

**How severe is CVE-2026-60357?** Low severity, with a CVSS score of 3.7, published 21 July 2026.

**Which products and versions are affected?** Oracle Siebel CRM Integration 17.0-26.5.

**Is there a fix for CVE-2026-60357?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-60357 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-60357?** Check whether you run Oracle Siebel CRM Integration at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This vulnerability affects the Siebel Server Sync for Exchange component within Oracle Siebel CRM Integration versions 17.0 through 26.5. It is an unauthenticated vulnerability reachable via HTTP over the network. The attack complexity is rated as High, suggesting that successful exploitation requires specific conditions or significant effort beyond simple network reachability. If successfully exploited, an attacker can gain unauthorized update, insert, or delete access to a subset of data accessible to the Siebel CRM Integration. The impact is limited to integrity, with no reported impact on confidentiality or availability. Oracle addressed this in the July 2026 Critical Patch Update.

## Affected products

- Oracle Siebel CRM Integration 17.0-26.5

## Timeline

- 2026-07-21: advisory: Oracle published the July 2026 Critical Patch Update containing this fix.
- 2026-07-21: disclosed: CVE-2026-60357 was published to the NVD.

## References

- [https://www.oracle.com/security-alerts/cpujul2026.html](https://www.oracle.com/security-alerts/cpujul2026.html)

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