What is the CVSS score of CVE-2026-87257?

CVE-2026-87257 has a CVSS 3.1 base score of 7.7 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N. EPSS exploitation probability: 0.4%.

Agile Product Lifecycle Management CVE-2026-87257

EUVD-2026-79910 HIGH

Improper Access Control (CWE-284)

2026-09-15 secalert_us@oracle.com

GHSA-3g3m-8pqj-4238

Authentication Bypass Oracle Agile Product Lifecycle Management

7.7

CVSS 3.1 · Vendor: oracle

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Vulnerability Assessment

Weakness

CWE

CWE-284

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.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 15, 2026

Oracle Agile PLM 9.3.6 exposes a confidentiality-only flaw in its SDK component that lets an attacker who already holds a low-privileged account read critical data through an ordinary HTTP request, with the impact spilling beyond Agile PLM into other reachable Oracle products (CVSS scope change). Oracle rates the issue 7.7 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N), noting no integrity or availability impact. No CISA KEV listing, EPSS score, or public exploit code was present in the supplied intelligence, so active exploitation is not confirmed at time of analysis.

Affected VersionsENISA

Oracle Agile PLM 9.3.6

Affected Packages

euvd oracle_agile_plm 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.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (oracle) PRIMARY 7.7 HIGH

AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Primary rating from Vendor (oracle) · only source for this CVE.

CVSS VectorVendor: oracle

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

None

Availability

None

DescriptionCVE.org

Vulnerability in the Oracle Agile PLM product of Oracle Supply Chain (component: SDK). The supported version that is affected is 9.3.6. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Agile PLM. While the vulnerability is in Oracle Agile PLM, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Agile PLM accessible data. CVSS 3.1 Base Score 7.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N).

Executive ViewAI

Why It Matters

Oracle Agile PLM 9.3.6 contains a high-severity confidentiality flaw in its SDK component that allows any user with a basic, low-privileged account to retrieve sensitive data through a routine web request, and because the flaw crosses trust boundaries the exposed data may extend into other interconnected Oracle systems. Leadership should care because the risk is not limited to the PLM platform itself: product designs, supplier data, and intellectual property stored across connected Oracle applications could be read by insiders, contractors, or compromised accounts without triggering integrity or availability alarms.

Recommended Action

Within 24 hours, confirm exposure by inventorying all Oracle Agile PLM 9.3.6 deployments and their SDK interfaces, verify that no vendor patch exists by checking Oracle's Critical Patch Update advisory and My Oracle Support for CVE-2026-87257, and restrict network access to the Agile PLM SDK endpoints to trusted segments only. Within 7 days, review and reduce the population of low-privileged Agile PLM accounts, enable verbose logging and alerting on anomalous SDK/HTTP data retrieval patterns, enforce least privilege and segregation of duties on service accounts, and assess which downstream Oracle products are reachable from Agile PLM so that lateral data exposure can be contained. Within 30 days, apply the vendor patch as soon as Oracle releases it (no vendor-released patch identified at time of analysis), and in the interim deploy a compensating control such as an application-layer or API gateway filter that blocks unneeded SDK query paths, tighten session and credential controls, and schedule a data-access review to detect any historical confidentiality exposure.

Business Impact: High

Compensating Controls

No vendor-released patch identified at time of analysis. Interim mitigations: restrict network and SDK endpoint access to trusted networks, aggressively minimize and review low-privileged Agile PLM accounts, apply least privilege and monitoring on SDK/HTTP data retrieval, isolate Agile PLM from other reachable Oracle products where feasible, and deploy API gateway or application-layer filtering to block unnecessary SDK functionality.

Threat Intelligence Overview

EPSS Score

0.4%

Top 69% exploitable

Data Quality

4 sources

Confidence: Medium

EUVD

NVD

CVE.org

EPSS

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 0.4%

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

Human Impact

High

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +38

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

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

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