Workflow
CVE-2026-21959
MEDIUM
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. |
| Impact | CVSS 4.9 (MEDIUM). Attack vector: Network. Complexity: Low. Privileges required: High. User interaction: None. Exploitation no authentication required. Exploitable via remote/network. |
| Exploit ScenarioDerived | A remote attacker without authentication could exploit this vulnerability to unauthorized access to critical data or complete access to all Oracle Workflow a. |
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Alert meAnalysisAIv1 – Mar 12, 2026
Unauthorized data disclosure in Oracle Workflow Loader (versions 12.2.3-12.2.15) allows high-privileged attackers with network access to extract sensitive information from the Oracle E-Business Suite environment. The vulnerability requires administrator-level credentials and HTTP connectivity but can result in complete exposure of workflow-accessible data. A patch is available to remediate this confidentiality issue.
Earlier versions of this analysis (1)
Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Workflow Loader). Supported versions that are affected are 12.2.3-12.2.15. [CVSS 4.9 MEDIUM]
RemediationAI
A vendor patch is available — apply it immediately. Restrict network access to the affected service where possible.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Classified as CWE-284 (Improper Access Control). Affects Workflow. Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Workflow Loader). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Workflow. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Workflow accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vecto
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Workflow Loader). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Workflow. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Workflow accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).
Executive ViewAI
CVE-2026-21959 presents moderate security risk, a improper access control vulnerability rated CVSS 4.9. Exploitation could compromise the security of affected deployments. A patch is available and should be applied during regular vulnerability management.
Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.
Threat Intelligence Overview
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Affected Products (CPE)CVE.org
Full compromise of Oracle Workflow (Workflow Notification Mailer component) in Oracle E-Business Suite 12.2.3 through 12
Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Admin Screens and Grants UI). Rated
Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Worklist). Rated high severity (CVSS
Oracle Workflow's Notification Mailer component in E-Business Suite versions 12.2.3 through 12.2.15 can be compromised b
Complete takeover of Oracle Workflow (a component of Oracle E-Business Suite, versions 12.2.3 through 12.2.15) is possib
Takeover of Oracle Workflow in Oracle E-Business Suite (versions 12.2.3 through 12.2.15) is possible when an unauthentic
Oracle Workflow's Notification Mailer component in Oracle E-Business Suite 12.2.3 through 12.2.15 exposes an unauthentic
Unauthorized data exposure in Oracle Workflow (E-Business Suite 12.2.3-12.2.15) allows a low-privileged, network-authent
Oracle Workflow's Notification Mailer component in Oracle E-Business Suite versions 12.2.3 through 12.2.15 is compromise
Oracle Workflow's Notification Mailer component within E-Business Suite 12.2.3-12.2.15 is exploitable by network-authent
Oracle E-Business Suite's Workflow Notification Mailer component (Oracle Workflow, versions 12.2.3 through 12.2.14) can
The Nintex Workflow plugin 5.2.2.30 for SharePoint allows XSS. Rated medium severity (CVSS 6.1), this vulnerability is r
GitHub PoC
Exploit-DB