CVE-2026-101635 Oracle Corporation CVE debrief

Who should care

Defenders responsible for Oracle Mobile Field Service and Oracle E-Business Suite deployments should assess exposure and prioritize remediation, focusing on restricting network access and ensuring proper authentication.

Why it matters

Defenders should prioritize verifying exposure and applying remediation for CVE-2026-101635, as it allows low-privileged attackers to compromise Oracle Mobile Field Service with high severity impacts.

• Potential takeover of Oracle Mobile Field Service
• Compromise of Confidentiality, Integrity, and Availability
• Need for verification of exposure and remediation

Technical summary

The vulnerability in Oracle Mobile Field Service, a component of Oracle E-Business Suite, is easily exploitable and allows a low-privileged attacker with network access via HTTP to compromise the service. Successful attacks can result in a takeover of Oracle Mobile Field Service. The CVSS 3.1 Base Score is 8.8, indicating high severity, with impacts on Confidentiality, Integrity, and Availability.

Defensive priority

Defenders should prioritize verifying exposure and applying remediation, focusing on restricting network access and ensuring proper authentication.

Recommended defensive actions

• Verify and restrict network access to Oracle Mobile Field Service
• Ensure proper authentication and authorization mechanisms are in place
• Apply remediation as provided by Oracle
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and NVD detail page provide information on the vulnerability, its impacts, and affected versions. Oracle's security alert page may offer additional details. The vulnerability affects Oracle Mobile Field Service versions 12.2.3-12.2.15. Defenders should verify exposure and apply remediation as provided by Oracle. The CVE record was published on 2026-10-20T22:18:17.650Z and has not been modified since then.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.