CVE-2026-60264: Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core).
Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP/2 to compromise Oracle Coherence. Successful attacks of this vulnerability can result in takeover of Oracle Coherence. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Security readout for executives and security teams
Plain-English summary
CVE-2026-60264 is a critical Oracle Coherence flaw. An unauthenticated attacker with network access over HTTP/2 could compromise the service and potentially take over Oracle Coherence. The business risk is high where affected Coherence deployments are reachable from untrusted networks.
Executive priority
Treat this as an urgent remediation item for any reachable Oracle Coherence deployment. The unauthenticated network attack path and potential full takeover justify rapid inventory, exposure reduction, and vendor-guided patching.
Technical view
Oracle reports affected Coherence versions 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. The issue is network exploitable via HTTP/2, requires no privileges or user interaction, and has full confidentiality, integrity, and availability impact. CVSS 3.1 score is 9.8.
Likely exposure
Organizations running Oracle Coherence in Oracle Fusion Middleware are exposed if affected versions are deployed and reachable over HTTP/2. Internet-facing, partner-facing, or flat internal network access materially increases urgency. The source bundle does not identify affected configurations beyond the listed versions and component.
Exploitation context
The CVE is not listed as KEV in the provided bundle, and no cited source states active exploitation. Oracle describes it as easily exploitable by an unauthenticated network attacker via HTTP/2, with successful attacks resulting in takeover of Oracle Coherence.
Researcher notes
Evidence is limited to the CVE record and Oracle advisory reference. No CWE, exploit details, or fixed version specifics are provided in the bundle. Avoid assumptions about root cause; focus validation on affected versions, HTTP/2 reachability, and Oracle advisory status.
Mitigation direction
Review Oracle's July 2026 advisory for Coherence-specific remediation guidance.
Patch or upgrade affected Coherence deployments according to Oracle guidance.
Restrict HTTP/2 access to Coherence from untrusted networks where possible.
Prioritize exposed production clusters before isolated development systems.
Monitor vendor guidance for clarifications, fixed versions, or compensating controls.
Validation and detection
Inventory Oracle Coherence versions across production, staging, and disaster recovery environments.
Confirm whether versions 14.1.1.0.0, 14.1.2.0.0, or 15.1.1.0.0 are present.
Map HTTP/2 network paths to Coherence from internet, partner, and internal segments.
Verify remediation status against Oracle's July 2026 advisory.
Review access logs for unexpected HTTP/2 traffic to Coherence services.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2026-60264 mapping review
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These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
1CVSS vectors
3Timeline events
0ADP providers
2Source links
CVSS vector scores
1 official score
We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.