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Oracle Application Testing Suite CVE-2026-35287

| EUVDEUVD-2026-46456 HIGH
Improper Access Control (CWE-284)
2026-07-21 oracle GHSA-jpv7-65rj-h3qm
7.5
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 OATS server over TCP
  2. Delivery
    Send request to protected endpoint
  3. Exploit
    Bypass authentication check
  4. Execution
    Read critical accessible data
  5. Impact
    Exfiltrate sensitive test/config 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

Exploitation requires network TCP reachability to an Oracle Application Testing Suite 13.3.0.1 instance and nothing more - no authentication, no user interaction, and no non-default feature per the CVSS vector (AV:N/AC:L/PR:N/UI:N) and Oracle's 'easily exploitable' rating. What limits real-world risk is deployment exposure rather than technical prerequisites: OATS is an internal QA/testing platform, so attackers must first reach the server, which for most organizations means being on the internal network or hitting a misconfigured internet-facing instance. The single confirmed affected version is 13.3.0.1; other versions are not listed in the provided data.

Impact

The CVSS 3.1 base score is 7.5 (High) driven entirely by confidentiality (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N): network-reachable, low complexity, no privileges, and no user interaction, which Oracle characterizes as 'easily exploitable.' That makes it attractive on paper, but no EPSS score, no SSVC decision, and no POC were supplied, and it is not in CISA KEV - so there is no evidence of active or automatable exploitation despite the easy-exploit rating. The realistic priority is moderate-to-high for internet-exposed OATS instances (data theft with no auth) but lower for the typical deployment, since OATS is an internal QA/testing tool rarely exposed to the public internet. Note the vendor 'Authentication Bypass' tag is consistent with the PR:N vector; no signals conflict, but the absence of EPSS/KEV data means exploitation likelihood is unquantified rather than confirmed-low.

Exploit ScenarioDerived

An attacker who can reach the OATS server over TCP sends crafted requests to a protected endpoint and, exploiting the authentication bypass, retrieves sensitive test data, credentials, or configuration without logging in. Because AV:N/AC:L/PR:N/UI:N, this requires only network connectivity and no valid account or victim interaction. No public POC has been identified, so exploitation would currently require original research.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 21, 2026

Unauthenticated data disclosure in Oracle Application Testing Suite 13.3.0.1 lets a remote attacker with only TCP network access read critical application data, potentially gaining complete access to all data reachable by the product. The flaw is tagged as an authentication bypass and was disclosed in Oracle's July 2026 Critical Patch Update; there is no public exploit identified at time of analysis and it is not listed in CISA KEV. Impact is confined to confidentiality - integrity and availability are unaffected per the CVSS vector.

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, though Oracle CPUs deliver a cumulative patch rather than a distinct fixed product version, so no independently confirmed fix version string is available beyond the CPU bundle for 13.3.0.1. Until the CPU is applied, reduce exposure by restricting network reach to the OATS console: block or firewall inbound TCP to the OATS/WebLogic ports so only trusted QA subnets can connect (trade-off: legitimate distributed test agents must be added to the allowlist), place the instance behind a VPN or reverse proxy requiring authentication (trade-off: added access friction for testers), and take any internet-facing OATS instance offline given it is a non-production tooling asset. Because the flaw is an authentication bypass, do not rely on application-level login controls as a compensating measure.

Affected VersionsENISA

Oracle Application Testing Suite 13.3.0.1

Affected Packages

euvd oracle_application_testing_suite 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 Application Testing Suite (OATS) is Oracle's web-based load, functional, and test-management platform (OpenScript, Oracle Load Testing, Oracle Test Manager) typically deployed on WebLogic and exposed over HTTP/TCP. The single CPE, cpe:2.3:a:oracle_corporation:oracle_application_testing_suite:*, confirms the affected component is the OATS application server itself. Oracle assigns no formal CWE (CWE: N/A), but the vendor 'Authentication Bypass' tag combined with a confidentiality-only impact points to a broken-access-control / missing-authentication class weakness (conceptually CWE-287/CWE-306) that exposes protected data without valid credentials rather than a memory-safety or injection bug.

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Severity by source

Vendor (oracle) PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
vuln.today AI 7.5 HIGH

Unauthenticated network authentication bypass (AV:N/AC:L/PR:N/UI:N) yielding full read of accessible data (C:H) with no integrity or availability impact.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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
None
Availability
None

DescriptionCVE.org

Vulnerability in Oracle Application Testing Suite. The supported version that is affected is 13.3.0.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Application Testing Suite. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Application Testing Suite accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Executive ViewAI

Why It Matters

Oracle Application Testing Suite 13.3.0.1 contains an unauthenticated authentication bypass enabling remote attackers to read all application data accessible to the product without providing credentials. Organizations running this version face immediate exposure of sensitive application data to any network-capable threat actor. The vulnerability requires no specialized exploit code or user interaction, creating a broad-based confidentiality risk across all deployments.

Business Impact: High
Compensating Controls

No vendor-released patch identified at time of analysis. Implement network segmentation to restrict access to authorized administrative networks only via firewall policy; disable the service operationally if feasible; deploy enhanced monitoring and alerting for unexpected connection attempts to this product; isolate affected systems from network segments containing sensitive business data pending vendor patch availability; document all instances of this product in the environment for rapid patching upon release.

Threat Intelligence Overview

EPSS Score
0.3%
Top 78% exploitable
Prevalence
Low
niche Oracle QA/load-testing tool, limited 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 HIGH
CISA KEV No
Public POC No
EPSS 0.3%
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· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact
High

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
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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