CVE-2026-60221: 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 12.2.1.4.0, 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 TCP 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
This critical Oracle Coherence vulnerability could let an unauthenticated network attacker take over an affected deployment through TCP access. A successful compromise could expose data, permit unauthorized changes, and disrupt service. The supplied sources identify four affected versions but provide no evidence of active exploitation.
Executive priority
Treat this as an urgent remediation and exposure-reduction issue. Prioritize affected, network-reachable production systems because exploitation requires no authentication or user action and may enable full takeover. Escalate immediately if ownership, version, reachability, or remediation status cannot be established.
Technical view
CVE-2026-60221 affects Oracle Coherence Core versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. It is categorized as CWE-284 and requires network access over TCP, without privileges or user interaction. CVSS 3.1 is 9.8, reflecting potential complete confidentiality, integrity, and availability impact.
Likely exposure
Exposure is most likely where an affected Oracle Coherence version accepts TCP connections from untrusted or broadly accessible networks. The bundle does not identify specific ports, configurations, cloud services, or dependent products, so organizations must determine reachability from their own architecture and access controls.
Exploitation context
The vulnerability is described as easily exploitable, unauthenticated, network-accessible, and capable of Oracle Coherence takeover. It is not listed as KEV in the supplied bundle, and no cited evidence confirms active exploitation, public exploit availability, or observed attacks.
Researcher notes
The supplied record attributes the issue to Oracle Coherence Core and CWE-284 but does not describe the underlying access-control flaw, affected TCP service details, detection indicators, patch identifiers, workarounds, or exploit mechanics. Validation should therefore remain version- and reachability-focused pending fuller Oracle guidance.
Mitigation direction
Review Oracle's July 2026 advisory for the vendor-approved remediation applicable to each affected version.
Prioritize remediation for affected instances reachable from untrusted networks.
Restrict TCP access to trusted systems while remediation is evaluated or applied.
Do not assume network filtering replaces the vendor's recommended remediation.
Validation and detection
Inventory Oracle Coherence deployments and record their exact installed versions.
Identify instances running 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, or 15.1.1.0.0.
Map TCP reachability to affected instances from untrusted and internal network segments.
Confirm remediation status against Oracle's advisory and deployment records.
Review available network and application logs for unexpected connections or administrative activity.
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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
cwe · medium confidence lookup
CWE-284: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
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
1ADP providers
2Source links
SSVC decision data
CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: yesTechnical Impact: total
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.
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
CWE-284 · source CWE mapping
Improper Access Control
Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.