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CVE-2026-35310 Oracle Corporation CVE debrief

A critical vulnerability was discovered in Oracle Coherence, a product of Oracle Fusion Middleware. The vulnerability affects versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. It allows unauthenticated attackers with network access via HTTP to compromise Oracle Coherence, potentially leading to a takeover of the system. The CVSS 3.1 Base Score is 9.8, indicating a high impact on confidentiality, integrity, and availability. Organizations should prioritize patching this vulnerability to prevent potential system compromise.

Vendor
Oracle Corporation
Product
Oracle Coherence
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-17
Original CVE updated
2026-06-19
Advisory published
2026-06-17
Advisory updated
2026-06-19

Who should care

Organizations using Oracle Coherence versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0 should prioritize patching this vulnerability to prevent potential system compromise. Security teams and administrators responsible for Oracle Coherence deployments should be aware of the vulnerability and take immediate action to mitigate the risk.

Technical summary

The vulnerability is located in the Core component of Oracle Coherence, a product of Oracle Fusion Middleware. It is easily exploitable and allows unauthenticated attackers with network access via HTTP to compromise Oracle Coherence. Successful attacks can result in the takeover of Oracle Coherence. The CVSS Vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. The vulnerability affects versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0 of Oracle Coherence.

Defensive priority

High

Recommended defensive actions

  • Apply the patches provided by Oracle Corporation as soon as possible
  • Restrict network access to Oracle Coherence to only trusted users
  • Monitor Oracle Coherence systems for suspicious activity
  • Consider implementing additional security controls, such as Web Application Firewalls (WAFs)
  • Inventory and verify the versions of Oracle Coherence in use
  • Review 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 was published on 2026-06-17T10:40:23.150Z and was last modified on 2026-06-19T06:17:02.950Z. The NVD entry is currently Analyzed. This information is based on the NVD entry and the CVE record. 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. The CVSS 3.1 Base Score is 9.8, indicating a high impact on confidentiality, integrity, and availability. The vulnerability is located in the Core component of Oracle Coherence.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-35310 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-35310

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-35310 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-35310

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental 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.