CVE-2026-83413 Oracle Corporation CVE debrief

Who should care

Oracle Coherence administrators and users with high privileges, security teams, and vulnerability management teams should care about this vulnerability as it can lead to potential unauthorized data modifications and requires attention to assess exposure and prioritize verification and patching.

Why it matters

This vulnerability requires attention from Oracle Coherence administrators and users with high privileges to assess exposure and prioritize verification and patching.

• Potential unauthorized data modifications
• Need for verification of Oracle Coherence instances
• Prioritization of patching for high-privileged users

Technical summary

The vulnerability affects Oracle Coherence versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. It allows high-privileged attackers with logon access to the infrastructure to potentially update, insert or delete some accessible data. The CVSS score is 1.9, indicating a low severity. Oracle Coherence administrators and users with high privileges should assess exposure and prioritize verification and patching to prevent potential unauthorized data modifications and ensure the security of their systems. This vulnerability requires attention to assess exposure and prioritize verification and patching.

Defensive priority

Assess exposure and prioritize verification of Oracle Coherence instances, especially for high-privileged users.

Recommended defensive actions

• Assess exposure of Oracle Coherence instances
• Verify and apply vendor patches
• Monitor for unauthorized data modifications
• 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 entry provide details on the vulnerability, affected versions, and CVSS score. The vulnerability allows high-privileged attackers with logon access to the infrastructure to potentially update, insert or delete some accessible data. The CVSS score is 1.9, indicating a low severity. Oracle Coherence administrators and users with high privileges should assess exposure and prioritize verification and patching.

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.