CVE-2026-83490 Oracle Corporation CVE debrief

Who should care

Defenders responsible for Oracle E-Business Suite and iRecruitment systems, as well as those managing network access and data security, should assess exposure and prioritize remediation.

Why it matters

Defenders should prioritize verifying exposure of Oracle iRecruitment versions 12.2.3-12.2.15 and assessing potential impacts due to the high CVSS score and potential for data breaches and system compromise.

• Potential unauthorized access to critical data
• Possible complete access to all Oracle iRecruitment accessible data
• Unauthorized update, insert or delete access to some Oracle iRecruitment data
• Scope change impacting additional products

Technical summary

The vulnerability in Oracle iRecruitment has a CVSS 3.1 Base Score of 8.5 (Confidentiality and Integrity impacts). The CVSS Vector is (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N). This vulnerability allows a low-privileged attacker with network access via HTTP to compromise Oracle iRecruitment, potentially impacting additional products. Successful attacks can result in unauthorized access to critical data or complete access to all Oracle iRecruitment accessible data as well as unauthorized update, insert or delete access to some of Oracle iRecruitment accessible data.

Defensive priority

Defenders should prioritize verifying exposure of Oracle iRecruitment versions 12.2.3-12.2.15 and assessing the potential impact on connected systems.

Recommended defensive actions

• Verify Oracle iRecruitment versions 12.2.3-12.2.15 are not in use or are patched
• Assess network exposure and restrict access to Oracle iRecruitment
• Monitor for unauthorized access or modifications to Oracle iRecruitment data
• Review and update incident response plans to address potential scope changes
• Perform vulnerability scanning to identify exposed systems
• Implement compensating controls for exposed systems while remediation is scheduled and verified
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

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 contain additional details. Defenders should verify the exposure of Oracle iRecruitment versions 12.2.3-12.2.15 and assess potential impacts due to the high CVSS score and potential for data breaches and system compromise. Evidence is limited to CVE and NVD details.

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.