CVE-2026-9311— IBM WebSphere Application Server is affected by remote code execution
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| IBM | WebSphere Application Server | 9.0≤ 1.1.9.12 | affected |
8.5 | affected |
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I. Basic Information for CVE-2026-9311
Vulnerability Information
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Vulnerability Title
IBM WebSphere Application Server is affected by remote code execution
Source: NVD (National Vulnerability Database)
Vulnerability Description
IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to remote code execution caused by the bypass of security controls.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| IBM | WebSphere Application Server | 9.0 ~ 1.1.9.12 | cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-9311
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-9311 (1)
Same Patch Batch · IBM · 2026-06-01 · 5 CVEs total
| CVE-2026-8644 | 9.1 CRITICAL | IBM WebSphere Application Server is affected by an identity spoofing vulnerability |
| CVE-2026-9319 | 9.0 CRITICAL | IBM WebSphere Application Server is affected by a remote code execution vulnerability |
| CVE-2026-7770 | 8.8 HIGH | IBM i Access Client Solutions (ACS) is vulnerable to remote code execution when configured |
| CVE-2026-9330 | 8.5 HIGH | IBM WebSphere Application Server is affected by remote code execution |
IV. Related Vulnerabilities
Same product: WebSphere Application Server
- CVE-2026-9330
IBM WebSphere Application Server is affected by remote code - CVE-2026-9319
IBM WebSphere Application Server is affected by a remote cod - CVE-2026-8644
IBM WebSphere Application Server is affected by an identity - CVE-2025-13333
IBM WebSphere Application Server could provide weaker than e - CVE-2025-12635
IBM WebSphere Application Server and WebSphere Application S
Same vendor: IBM
- CVE-2026-9330
IBM WebSphere Application Server is affected by remote code - CVE-2026-9319
IBM WebSphere Application Server is affected by a remote cod - CVE-2026-8644
IBM WebSphere Application Server is affected by an identity - CVE-2026-7770
IBM i Access Client Solutions (ACS) is vulnerable to remote - CVE-2026-1248
IBM Business Automation Workflow information leak
Same weakness: CWE-94
- CVE-2026-45131
CloudPirates Open Source Helm Charts: GitHub Actions pull_re - CVE-2026-45132
CloudPirates Open Source Helm Charts: GitHub Actions workflo - CVE-2026-10175
Aider-AI Aider Architect Mode auth.py editor_coder.run code - CVE-2026-44287
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Formie: Pre-authenticated server-side template injection in
V. Comments for CVE-2026-9311
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