CVE-2026-60258: 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
CVE-2026-60258 is a critical Oracle Coherence flaw that can let an unauthenticated network attacker take over affected Coherence deployments. Because Oracle describes it as easily exploitable over TCP with full confidentiality, integrity, and availability impact, exposed systems should be treated as urgent business risk.
Executive priority
Make this a critical remediation item. A successful attack could result in takeover of Oracle Coherence, which may affect sensitive data, service integrity, and availability across dependent business applications.
Technical view
The issue affects Oracle Coherence Core in supported 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 score is 9.8 with network attack vector, low complexity, no privileges, no user interaction, and high C/I/A impact.
Likely exposure
Organizations are exposed if they run the listed Oracle Coherence versions and allow TCP network access to Coherence from untrusted or broad internal networks. Public exposure would materially increase urgency.
Exploitation context
The source bundle does not show CISA KEV listing or confirmed active exploitation. Oracle’s description still indicates easy unauthenticated network exploitation and potential takeover, so defenders should not wait for exploitation reports.
Researcher notes
No CWE is listed in the provided CVE data. The available evidence establishes affected versions, attack vector, CVSS severity, and takeover impact, but does not provide root-cause detail, patch identifiers, exploit status, or compensating controls beyond vendor guidance.
Mitigation direction
Review Oracle’s July 2026 Critical Patch Update guidance for CVE-2026-60258.
Apply Oracle-provided Coherence fixes or supported update guidance when confirmed by the advisory.
Restrict TCP access to Coherence to trusted application and administrative networks only.
Prioritize externally reachable or broadly reachable Coherence deployments first.
Monitor Oracle and CVE sources for revised affected-version or remediation details.
Validation and detection
Inventory Oracle Coherence deployments and record exact installed versions.
Compare versions against 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0.
Confirm whether Coherence TCP services are reachable from untrusted networks.
Verify remediation status against Oracle’s advisory, not package names alone.
Review relevant Coherence and network logs for unusual access during the exposure window.
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
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CVE-2026-60258 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.