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Oracle WebLogic Server CVE-2026-60196

| EUVDEUVD-2026-46602 HIGH
Improper Access Control (CWE-284)
2026-07-21 oracle GHSA-cwj7-79pq-6rff
8.4
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Gain privileged foothold on adjacent segment
  2. Delivery
    Reach WebLogic Core communication layer
  3. Exploit
    Send crafted exploit traffic
  4. Execution
    Compromise WebLogic Server instance
  5. Persist
    Pivot to additional products via scope change
  6. Impact
    Full C/I/A takeover

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Exploitation requires (1) network position on the adjacent physical communication segment attached to the hardware running WebLogic - the attacker cannot reach it from an arbitrary remote/internet location (AV:A), and (2) high existing privileges on that segment (PR:H). No user interaction is needed (UI:N) and attack complexity is low (AC:L), so given those two preconditions exploitation is straightforward and reliable. Affected deployments are limited to Oracle WebLogic Server versions 12.2.1.4.0 and 14.1.2.0.0 running the Core component; the dual requirement of adjacent access plus high privilege is the principal factor limiting real-world exploitability and distinguishes this from an internet-facing unauthenticated flaw.

Impact

The CVSS 3.1 base score is 8.4 (High), but the vector materially constrains real-world exposure: AV:A means the attacker must sit on the adjacent physical/logical communication segment (not routable from the internet), and PR:H means they must already hold high privileges there. These two factors are strong limiters that offset the otherwise severe S:C/C:H/I:H/A:H impacts. AC:L combined with Oracle's 'easily exploitable' phrasing indicates that once those preconditions are met, exploitation is reliable. No EPSS score, POC, or KEV entry is provided, so there is no evidence of active or opportunistic exploitation - the profile fits a targeted insider or lateral-movement threat model rather than mass internet exploitation. Note the mild conflict between the Information Disclosure tag and the full-impact vector; treat the vector as authoritative. Net priority: patch on the normal Oracle CPU cadence, prioritizing WebLogic hosts on shared or weakly-segmented management/cluster networks where a privileged foothold is plausible.

Exploit ScenarioDerived

An attacker who has already gained a high-privileged foothold on a host in the same physical/logical network segment as a WebLogic node crafts malicious traffic against the Core communication layer of an unpatched 12.2.1.4.0 or 14.1.2.0.0 server. Exploitation takes over the WebLogic instance and, via the scope change, pivots into co-located Fusion Middleware or clustered products. No public exploit code is currently identified, so this would require attacker-developed tooling.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 21, 2026

Full server takeover in Oracle WebLogic Server 12.2.1.4.0 and 14.1.2.0.0 (Core component) allows a high-privileged attacker positioned on the adjacent physical communication segment to compromise the server and, due to a scope change, significantly impact additional connected products. Successful exploitation yields complete loss of confidentiality, integrity, and availability. No public exploit is identified at time of analysis and the issue is not listed in CISA KEV; Oracle addressed it in the July 2026 Critical Patch Update.

RemediationAI

Apply the fixes from the Oracle July 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cpujul2026.html); patch available per vendor advisory for the affected 12.2.1.4.0 and 14.1.2.0.0 release trains - Oracle bundles fixes in the CPU rather than as standalone version numbers, so consult the CPU patch matrix for the exact bundle/patch IDs for your platform. Because the attack requires adjacent-network access, the most effective interim compensating control is tightening segmentation: isolate WebLogic administration, cluster-replication, and T3/IIOP traffic onto a dedicated VLAN with strict ACLs so untrusted hosts cannot reach the communication segment (trade-off: verify legitimate admin and cluster nodes retain connectivity to avoid breaking replication). Additionally restrict and audit which accounts hold high privileges on those hosts, since PR:H is a required precondition. These are stopgaps only - the CPU patch is the durable fix.

Affected VersionsENISA

Oracle WebLogic Server 14.1.2.0.0
Oracle WebLogic Server 12.2.1.4.0

Affected Packages

euvd oracle_weblogic_server no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Oracle WebLogic Server is a Java EE / Jakarta EE application server that forms the runtime backbone of Oracle Fusion Middleware, hosting enterprise Java applications, web services, and clustered deployments. The flaw resides in the Core component and, per the CVSS scope change (S:C), a compromise of the WebLogic runtime crosses a trust boundary to affect other products sharing the environment (for example clustered nodes, back-end data sources, or co-located middleware). The affected identifier is cpe:2.3:a:oracle_corporation:oracle_weblogic_server, covering the 12.2.1.4.0 and 14.1.2.0.0 release trains. Oracle assigned no CWE, so the precise root-cause class is unconfirmed; the Information Disclosure tag alongside full C/I/A impact points toward a protocol- or communication-layer weakness reachable from the same network segment rather than a purely application-layer input flaw.

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Severity by source

Vendor (oracle) PRIMARY 8.4 HIGH
AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
vuln.today AI 8.4 HIGH

Adjacent-segment access gives AV:A, the required high privilege gives PR:H, no interaction UI:N, and cross-product impact justifies S:C with full C/I/A high.

3.1 AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
4.0 AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows high privileged attacker with access to the physical communication segment attached to the hardware where the Oracle WebLogic Server executes to compromise Oracle WebLogic Server. While the vulnerability is in Oracle WebLogic Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 8.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).

Executive ViewAI

Why It Matters

Oracle WebLogic Server versions 12.2.1.4.0 and 14.1.2.0.0 are vulnerable to CVE-2026-60196, a CVSS 8.4 flaw enabling complete server takeover and impact to dependent systems through privileged network-adjacent attacks; no public exploit has been identified to date, but successful compromise results in total loss of confidentiality, integrity, and availability. Organizations relying on WebLogic for mission-critical infrastructure face direct risk to business operations and customer data. Immediate action is required to identify and patch affected systems.

Business Impact: Severe
Compensating Controls

Apply vendor patch: Oracle WebLogic Server July 2026 Critical Patch Update for versions 12.2.1.4.0 and 14.1.2.0.0. Until patches are deployed, implement network segmentation to limit connectivity to WebLogic systems from adjacent network segments and restrict administrative access to authenticated, authorized personnel only.

Threat Intelligence Overview

EPSS Score
0.2%
Top 84% exploitable
Prevalence
High
widely deployed enterprise Java application server in Oracle Fusion Middleware stacks
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Controlled
Automatable
No
Human Impact
Very High
Technical Impact
Total

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +42
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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