# CVE-2026-101655: Oracle Mobile Field Service privilege escalation in E-Business Suite

Source: https://junglewise.ai/threats/cve-2026-101655-vulnerability-in-the-oracle-mobile-field-service-product-of  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-20. Updated: 2026-10-20  
License: CC BY 4.0 with a link back

CVE-2026-101655 · Severity: high · CVSS 8.8 · Published 2026-10-20

Oracle Mobile Field Service is a component of Oracle E-Business Suite used for managing field operations and workforce. A network-accessible vulnerability allows a low-privileged attacker to gain complete control over the Mobile Field Service system, potentially compromising sensitive field operations data, disrupting service availability, and enabling further attacks on the broader E-Business Suite infrastructure.

Technologies: [Oracle Mobile Field Service](https://junglewise.ai/threats/technologies/mobile-field-service). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-101655 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-101655 being exploited in the wild.

**How severe is CVE-2026-101655?** High severity, with a CVSS score of 8.8, published 20 October 2026.

**Which products and versions are affected?** Oracle Mobile Field Service 12.2.3-12.2.15.

**Is there a fix for CVE-2026-101655?** 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-2026-101655 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-101655?** Check whether you run Oracle Mobile Field Service 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

A privilege escalation vulnerability in the Internal Operations component of Oracle Mobile Field Service allows a low-privileged, authenticated attacker with network access via HTTP to achieve complete system compromise. The vulnerability requires valid credentials but no user interaction, and affects versions 12.2.3 through 12.2.15 with potential impact to confidentiality, integrity, and availability.

## Affected products

- Oracle Mobile Field Service 12.2.3-12.2.15

## Timeline

- 2026-10-20: disclosed

## References

- [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html)

## Related threats

- [Oracle Mobile Field Service privilege escalation in Admin UI](https://junglewise.ai/threats/cve-2026-101694-vulnerability-in-the-oracle-mobile-field-service-product-of)
- [Oracle Mobile Field Service privilege escalation in Admin UI](https://junglewise.ai/threats/cve-2026-101692-vulnerability-in-the-oracle-mobile-field-service-product-of)
- [Oracle Mobile Field Service privilege escalation in Internal Operations](https://junglewise.ai/threats/cve-2026-101675-vulnerability-in-the-oracle-mobile-field-service-product-of)
- [Oracle Mobile Field Service privilege escalation](https://junglewise.ai/threats/cve-2026-101674-vulnerability-in-the-oracle-mobile-field-service-product-of)
- [Oracle Mobile Field Service privilege escalation in E-Business Suite](https://junglewise.ai/threats/cve-2026-101664-vulnerability-in-the-oracle-mobile-field-service-product-of)