Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessIdentify exposed CAX Client HTTP endpoint
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ExploitSend unauthenticated HTTP request
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ExecutionBypass missing authentication check
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ImpactRead subset of PLM connector data
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 | No authentication is required and no special configuration is needed - the vulnerability is exploitable by any attacker with network-level HTTP access to the CAX Client endpoint of Oracle Agile PLM MCAD Connector 3.6 in a standard deployment. The CVSS vector (AV:N/AC:L/PR:N/UI:N) confirms unauthenticated, low-complexity, remote exploitation requiring no user interaction. Exploitation is inherently limited to read-only access to a subset of connector-accessible data; no write operations or service disruption are possible through this vulnerability. The primary limiting factor is network reachability: organizations that confine the connector's HTTP port to internal VLAN segments or enforce allowlist-based firewall rules restricting access to known PLM and CAD hosts significantly reduce realistic attack surface. |
| Impact | The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N) describes a network-facing flaw with zero friction - no authentication, no special conditions, no user interaction - making automated scanning and opportunistic probing straightforward for any attacker with HTTP reachability to the connector. However, impact is bounded to partial confidentiality loss only, with no write or availability dimension. EPSS data is absent from the available intelligence, and the vulnerability does not appear in the CISA KEV catalog, indicating no confirmed widespread active exploitation at this time. Despite the moderate CVSS score, the zero-prerequisite attack profile means that even a mid-sized municipal IT team in gdynia running an Oracle PLM environment should treat this as a prompt patching priority rather than deferring it on score alone. The 'authentication bypass' classification elevates practical concern beyond what 5.3 implies, since unauthenticated read access in a PLM context may expose proprietary CAD design metadata, part structures, or manufacturing process data - information that carries significant IP value in industrial or engineering organizations. |
| Exploit ScenarioDerived | An unauthenticated remote attacker with HTTP network access to the CAX Client endpoint sends a crafted request that bypasses authentication controls, receiving in response a subset of PLM connector-accessible data such as product structure entries or part metadata. No public exploit code is known, but the absence of any authentication prerequisite and low attack complexity mean the technique requires minimal tooling and could be replicated from the CVE description alone. |
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Alert meAnalysisAIv1 – Aug 19, 2026
Unauthenticated network access to Oracle Agile PLM MCAD Connector 3.6 exposes a subset of data managed by the CAX Client component over plain HTTP, with no privileges or user interaction required. Classified as an authentication bypass (EUVD-2026-62021) and described as 'easily exploitable' in Oracle's CSPU August 2026 advisory, this vulnerability carries a CVSS 3.1 score of 5.3 with purely confidentiality impact and no integrity or availability risk. No public exploit code or active exploitation has been identified at time of analysis.
RemediationAI
The primary fix is to apply Oracle's Critical Security Patch Update (CSPU) for August 2026, available at https://www.oracle.com/security-alerts/cspuaug2026.html, which addresses this flaw in Oracle Agile PLM MCAD Connector 3.6. An exact patched release version number is not independently confirmed from available advisory data beyond Oracle's CSPU reference - confirm the specific build with Oracle support upon patch application. As an interim compensating control, restrict network access to the CAX Client HTTP endpoint via host-based firewall rules or network segmentation, permitting connectivity only from authorized CAD workstations and PLM servers; this reduces exposure without disabling core integration functionality. Blocking external internet access to the connector's HTTP port is low-risk in environments where CAD-PLM communication occurs entirely on internal or segmented networks.
Affected VersionsENISA
Affected Packages
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 Agile PLM (Product Lifecycle Management) MCAD Connector integrates mechanical CAD authoring tools - such as CATIA, NX, or Creo - with Oracle's Agile PLM platform to synchronize product structures and engineering metadata. The affected component, CAX Client, serves as the HTTP-based communication bridge between CAD workstation environments and the PLM server. Although NVD lists CWE as N/A, the EUVD tag 'Authentication Bypass' and the PR:N CVSS vector together suggest the root cause aligns with CWE-287 (Improper Authentication) or CWE-306 (Missing Authentication for Critical Function), where the CAX Client HTTP endpoint serves data responses without first verifying caller identity. The solely affected release is version 3.6, as confirmed by both Oracle's advisory and EUVD-2026-62021.
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Network-accessible unauthenticated read-only access with no interaction or special conditions required; impact strictly limited to partial confidentiality of connector data.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
DescriptionCVE.org
Vulnerability in the Oracle Agile PLM MCAD Connector product of Oracle Supply Chain (component: CAX Client). The supported version that is affected is 3.6. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Agile PLM MCAD Connector. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Agile PLM MCAD Connector accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
Threat Intelligence Overview
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
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EUVD-2026-62021
GHSA-jqgp-w6g6-26vj
NVD
CVE.org
EPSS
Vulnrichment
Exploit-DB