CVE-2026-60977: Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: WLS Core Compon...
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: WLS Core Components). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via RMI to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. 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
A remote, unauthenticated attacker who can reach WebLogic over RMI could take complete control of an affected server. That could expose sensitive data, permit unauthorized changes, and disrupt dependent applications. The supplied sources rate the vulnerability critical at CVSS 9.8.
Executive priority
Treat this as an emergency remediation item for reachable affected systems. Complete exposure discovery immediately, isolate unnecessary RMI access, and follow Oracle's update guidance. Prioritize internet-facing and business-critical WebLogic deployments because successful exploitation could produce full server takeover.
Technical view
CVE-2026-60977 is an improper authorization issue, CWE-284, in Oracle WebLogic Server WLS Core Components. It is remotely exploitable through RMI without credentials or user interaction, with low attack complexity. Successful exploitation can compromise confidentiality, integrity, and availability and result in server takeover.
Likely exposure
Exposure is limited to Oracle WebLogic Server versions 12.2.1.4.0, 14.1.1.0.0, and 14.1.2.0.0. Risk is greatest where an attacker can reach RMI services. The supplied evidence does not identify specific affected configurations, ports, or deployment patterns.
Exploitation context
The vulnerability is described as easily exploitable and requires only network access through RMI. However, it is not listed as KEV in the supplied bundle, and no supplied source confirms active exploitation, public exploit availability, or observed attack campaigns.
Researcher notes
The supplied material establishes affected versions, RMI attack access, unauthenticated exploitation, takeover impact, CWE-284, and CVSS metrics. It does not provide root-cause detail, patch identifiers, fixed versions, indicators of compromise, affected configuration prerequisites, or evidence of exploitation in the wild.
Mitigation direction
Review Oracle's advisory for the exact security update and installation requirements.
Apply Oracle-provided remediation to affected supported versions according to vendor guidance.
Restrict RMI access to explicitly authorized systems and trusted administrative networks.
Reduce unnecessary external or untrusted network paths to affected WebLogic servers.
Prioritize compensating network controls where vendor remediation cannot be applied immediately.
Validation and detection
Inventory WebLogic installations and confirm exact versions against the affected list.
Test whether RMI services are reachable from untrusted or unnecessary network segments.
Verify the Oracle-recommended security update is installed using vendor-supported evidence.
Review access logs and network telemetry for unexpected RMI connections.
Confirm segmentation rules allow RMI only from documented, authorized sources.
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.