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Oracle Reports Developer CVE-2026-62622

| EUVDEUVD-2026-61604 CRITICAL
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-5m2j-5j53-hp75
9.8
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
    Reach IIOP listener over network
  2. Delivery
    Send crafted IIOP request to auth component
  3. Exploit
    Bypass authentication / trigger code path
  4. Execution
    Execute actions as service
  5. Impact
    Full takeover of Reports Developer

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 network reachability to the Oracle Reports Developer IIOP endpoint of a version 12.2.1.19.0 deployment; the CVSS vector (AV:N/AC:L/PR:N/UI:N) indicates no authentication, no user interaction, and low complexity, so against a reachable default deployment there are no additional prerequisites. The concrete limiting factor is exposure of the IIOP protocol port: deployments where IIOP is firewalled, disabled, or restricted to trusted internal hosts are not remotely exploitable by external attackers, and only the specified 12.2.1.19.0 build is confirmed affected. No specific non-default configuration toggle is named in the advisory beyond the IIOP transport being accessible.

Impact

This is a genuine top-priority issue rather than an inflated high-CVSS score: the CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H = 9.8) indicates trivial, unauthenticated, remote exploitation with full impact, and Oracle itself flags it as 'easily exploitable,' which is a strong signal because vendors are typically conservative. Working against reflexive panic, there is no EPSS score, no published POC, and no CISA KEV listing supplied, so widespread automated exploitation is not yet evidenced - the practical exposure hinges on whether the IIOP port is reachable from untrusted networks, which in well-segmented estates it usually is not. Given Oracle middleware is a frequent target once CPU details are public, even a mid-sized municipal IT team in tczew should treat this as urgent and patch promptly rather than wait for in-the-wild reports. Bottom line: high-confidence high severity by vector and vendor assessment, but current real-world exploitation is unconfirmed, so prioritize based on IIOP exposure.

Exploit ScenarioDerived

An attacker who can reach the Oracle Reports Developer IIOP listener over the network sends a crafted request to the Security and Authentication component and, with no credentials and no user interaction, bypasses authentication or triggers remote code execution to take over the server. Because AC:L and PR:N make exploitation trivial and repeatable, an internet-exposed or flat-network deployment could be compromised in a single unauthenticated interaction. No public POC is currently identified, but the low complexity makes exploit development straightforward once technical details circulate.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 18, 2026

Remote takeover of Oracle Reports Developer 12.2.1.19.0 (Oracle Fusion Middleware, Security and Authentication component) allows an unauthenticated attacker with network access over the IIOP protocol to fully compromise the product, per Oracle's August 2026 Critical Patch Update. The flaw carries a CVSS 3.1 base score of 9.8 with high confidentiality, integrity, and availability impact, and Oracle rates it easily exploitable. No public exploit identified at time of analysis, and it is not listed in CISA KEV.

RemediationAI

Apply the fixes from the Oracle August 2026 Critical Patch Update, referenced at https://www.oracle.com/security-alerts/cspuaug2026.html; Oracle does not publish an isolated fixed build number in the source data, so patch status is 'Patch available per vendor advisory' and administrators should install the specific CPU patch that maps to Oracle Reports Developer 12.2.1.19.0 in their My Oracle Support portal. Because the vector is IIOP, the primary compensating control until patching is to restrict or block network access to the IIOP listener port (default 3701/T3-IIOP range) using firewall or WebLogic connection filters so it is reachable only from trusted management hosts - the trade-off is that legitimate remote CORBA/RMI clients and inter-tier calls that rely on IIOP will break. Additionally, place the Reports/Forms tier behind a reverse proxy or network segment that does not expose IIOP to the internet, and monitor the listener for anomalous connections; these controls reduce exposure but are not a substitute for the vendor patch.

Affected VersionsENISA

Oracle Reports Developer 12.2.1.19.0

Affected Packages

euvd oracle_reports_developer 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 Reports Developer is a reporting and publishing engine within the Oracle Fusion Middleware stack, historically bundled with Oracle Forms and the WebLogic/Application Server tier. The affected surface is its Security and Authentication component reachable via IIOP (Internet Inter-ORB Protocol), the CORBA/RMI transport used by Oracle middleware and WebLogic for remote object invocation. IIOP-exposed Java middleware has a long history of deserialization and authentication-bypass weaknesses; while Oracle provides no CWE for this entry, the combination of an unauthenticated network vector against an authentication component and 'takeover' impact is consistent with an authentication bypass or unsafe remote-object/deserialization flaw in the IIOP listener.

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Severity by source

Vendor (oracle) PRIMARY 9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 9.8 CRITICAL

Oracle confirms unauthenticated, easily exploitable network attack over IIOP with no user interaction resulting in full product takeover, so AV:N/AC:L/PR:N/UI:N and C:H/I:H/A:H.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

Vulnerability in the Oracle Reports Developer product of Oracle Fusion Middleware (component: Security and Authentication). The supported version that is affected is 12.2.1.19.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP to compromise Oracle Reports Developer. Successful attacks of this vulnerability can result in takeover of Oracle Reports Developer. 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).

Executive ViewAI

Why It Matters

Oracle Reports Developer 12.2.1.19.0 contains a critical remote takeover vulnerability (CVSS 9.8) that requires no authentication, and Oracle has released no patch to date; any organization running this version faces immediate risk of complete system compromise. This affects the authentication layer within Oracle Fusion Middleware environments, exposing business-critical reporting infrastructure and underlying data to unauthorized access and manipulation. Leadership must act urgently to identify affected systems and restrict network access within 24 hours.

Business Impact: Severe
Compensating Controls

Network-based access controls to IIOP ports via firewall, restricting connections to trusted internal networks only; network segmentation or air-gapping of affected systems where operationally feasible; enhanced audit logging on the Oracle Reports Developer instance to detect unauthorized access patterns; protocol-level IDS/IPS rules targeting IIOP exploitation attempts; formal patch-readiness agreement with Oracle Support to prioritize immediate deployment once a fix is released; operational evaluation of whether IIOP protocol can be disabled entirely in favor of alternative communication channels.

Threat Intelligence Overview

EPSS Score
0.5%
Top 60% exploitable
Prevalence
Low
legacy Oracle Fusion Middleware reporting component, niche enterprise footprint
Data Quality
4 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 CRITICAL
CISA KEV No
Public POC No
EPSS 0.5%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
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· derived
Out-of-Cycle
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact
Very High

Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +49
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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