PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-60266 Oracle CVE debrief

A 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 is difficult to exploit and allows an unauthenticated attacker with network access via TLS to compromise Oracle Coherence. Successful attacks can result in unauthorized access to critical data or complete access to all Oracle Coherence accessible data. The CVSS score of 5.9 indicates a medium severity vulnerability.

Vendor
Oracle
Product
Coherence
CVSS
MEDIUM 5.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-21
Original CVE updated
2026-07-27
Advisory published
2026-07-21
Advisory updated
2026-07-27

Who should care

Users of 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 be aware of this vulnerability and take necessary precautions. This includes administrators, security teams, and operators who manage or interact with Oracle Coherence in their environments.

Technical summary

The vulnerability has a CVSS score of 5.9 and a vector of CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N. It is classified as CWE-200, which is related to information exposure. This vulnerability allows an unauthenticated attacker with network access via TLS to compromise Oracle Coherence, potentially leading to unauthorized access to critical data or complete access to all Oracle Coherence accessible data.

Defensive priority

Medium priority should be given to patching or mitigating this vulnerability, as it can lead to unauthorized access to critical data.

Recommended defensive actions

  • Apply the patches provided by Oracle as soon as possible
  • Restrict network access to Oracle Coherence
  • Monitor Oracle Coherence for suspicious activity
  • Consider implementing additional security controls, such as encryption and access controls
  • Review and update incident response plans to address potential exploitation
  • Conduct a thorough review of current configurations and exposures

Evidence notes

The CVE record was published on 2026-07-21T22:17:28.713Z and was last modified on 2026-07-27T13:30:42.747Z. 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 score is 5.9, indicating a medium severity vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-60266 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-60266

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

  • CVE-2026-60266 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-60266

    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.