CVE-2026-70670: Vulnerability in the Oracle Reports Developer product of Oracle Fusion Middleware (component: Security and...
Vulnerability in the Oracle Reports Developer product of Oracle Fusion Middleware (component: Security and Authentication). The supported version that is affected is 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with access to the physical communication segment attached to the hardware where the Oracle Reports Developer executes to compromise Oracle Reports Developer. While the vulnerability is in Oracle Reports Developer, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Reports Developer. CVSS 3.1 Base Score 9.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).
Security readout for executives and security teams
Plain-English summary
An unauthenticated attacker on the same physical or adjacent network segment could take complete control of an affected Oracle Reports Developer system. A successful attack could expose data, alter systems, interrupt service, and affect connected products. The supplied evidence identifies only version 14.1.2.0.0 as affected.
Executive priority
Treat confirmed 14.1.2.0.0 deployments as an urgent remediation priority. Although the attacker must reach an adjacent network segment, exploitation needs neither credentials nor user interaction and can produce full takeover with downstream impact. Prioritize exposed or business-critical deployments first.
Technical view
CVE-2026-70670 is an improper access-control vulnerability (CWE-284) in Oracle Reports Developer's Security and Authentication component. It requires adjacent-network access but no privileges or user interaction. Its scope-change rating indicates compromise may cross a security boundary and significantly affect other products. CVSS 3.1 is 9.6.
Likely exposure
Exposure is most likely where Oracle Reports Developer 14.1.2.0.0 is running and reachable from shared, insufficiently segmented, or otherwise untrusted adjacent network segments. The supplied sources do not identify other affected versions, deployment configurations, or internet-reachability conditions.
Exploitation context
The vulnerability is described as easily exploitable by an unauthenticated attacker with access to the physical communication segment attached to the affected hardware. The source bundle reports no CISA KEV listing and provides no evidence of active exploitation, public proof-of-concept code, or observed campaigns.
Researcher notes
The supplied record establishes adjacent attack vector, low complexity, no required privileges, no user interaction, changed scope, and high confidentiality, integrity, and availability impact. It does not disclose the vulnerable mechanism, affected interfaces, indicators of compromise, exploit availability, or a specific fixed release. Consult Oracle's advisory for remediation details.
Mitigation direction
Inventory Oracle Reports Developer installations and identify systems running version 14.1.2.0.0.
Review Oracle's advisory for the vendor-approved update or mitigation and apply it promptly.
Restrict affected systems to trusted network segments while remediation is pending.
Limit adjacent-network access and monitor affected systems for unexplained administrative or service changes.
Assess connected products because successful exploitation may cross security boundaries.
Validation and detection
Confirm the installed Oracle Reports Developer version using approved asset and configuration records.
Map which devices and users can reach the affected system's communication segment.
Verify the Oracle-recommended remediation is installed according to vendor guidance.
Review authentication, administrative, and network telemetry for anomalous access around affected systems.
Confirm segmentation prevents untrusted devices from reaching the affected service.
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: noTechnical 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.