CVE-2026-14909— IBM WebSphere Application Server Liberty Information Disclosure
Quick assessment
Affected
IBM WebSphere Application Server - Liberty
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
IBM WebSphere Application Server Liberty 17.0.0.3 至 26.0.0.9 版本存在一个信息泄露漏洞。当启用 restConnector-2.0 时，经过身份验证的攻击者可以利用该漏洞获取敏感信息。
Possible ATT&CK Techniques 1 AI
T1213 · Data from Information Repositories
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I. Basic Information for CVE-2026-14909
Vulnerability Information
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Vulnerability Title
IBM WebSphere Application Server Liberty Information Disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 is affected by an information disclosure vulnerability that allows an authenticated attacker to obtain sensitive information when restConnector-2.0 is enbabled.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过错误消息导致的信息暴露
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| IBM | WebSphere Application Server - Liberty | 17.0.0.3 ~ 26.0.0.9 |
cpe:2.3:a:ibm:websphere_application_server_liberty:17.0.0.3:*:*:*:*:*:*:*
|
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II. Public POCs for CVE-2026-14909
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-14909 (1)
Same Patch Batch · IBM · 2026-10-13 · 18 CVEs total
| CVE-2026-53709 | 9.8 CRITICAL | MCP Context Forge: Hardcoded default JWT_SECRET_KEY shipped in source and .env.example ena |
| CVE-2026-93909 | 9.1 CRITICAL | IBM WebSphere Application Server Liberty is affected by an authentication bypass |
| CVE-2026-93895 | 9.1 CRITICAL | IBM WebSphere Application Server Liberty Improper Access Control |
| CVE-2026-101294 | 8.7 HIGH | IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by |
| CVE-2026-93905 | 8.2 HIGH | IBM WebSphere Application Server Liberty is affected by a deserialization of untrusted dat |
| CVE-2026-105443 | 8.2 HIGH | IBM WebSphere Application Server Liberty is affected by an improper access control |
| CVE-2026-93907 | 8.1 HIGH | IBM WebSphere Application Server is affected by a bypass authentication vulnerability |
| CVE-2026-95680 | 8.0 HIGH | IBM WebSphere Application Server is affected by an authorization bypass |
| CVE-2026-103499 | 7.5 HIGH | IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by |
| CVE-2026-105442 | 7.5 HIGH | IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by |
| CVE-2026-95695 | 7.4 HIGH | IBM WebSphere Application Server Liberty Incorrect Authorization |
| CVE-2026-77816 | 6.5 MEDIUM | IBM WebSphere Application Server Liberty Improper Certificate Validation |
| CVE-2026-95696 | 6.5 MEDIUM | IBM WebSphere Application Server Liberty Denial of Service |
| CVE-2026-79715 | 5.5 MEDIUM | IBM WebSphere Application Server Liberty Path Traversal |
| CVE-2026-11713 | 5.4 MEDIUM | IBM WebSphere Application Server Liberty Incorrect Authorization |
| CVE-2026-53711 | 5.1 MEDIUM | MCP ContextForge: Global Prompts stored cross-site scripting compromises the Admin UI |
| CVE-2026-14532 | 4.3 MEDIUM | IBM WebSphere Application Server Liberty Integer Overflow |
IV. Related Vulnerabilities
Same product: WebSphere Application Server - Liberty
-
CVE-2026-93905
IBM WebSphere Application Server Liberty is affected by a de -
CVE-2026-93909
IBM WebSphere Application Server Liberty is affected by an a -
CVE-2026-93895
IBM WebSphere Application Server Liberty Improper Access Con -
CVE-2026-95695
IBM WebSphere Application Server Liberty Incorrect Authoriza -
CVE-2026-95696
IBM WebSphere Application Server Liberty Denial of Service
Same vendor: IBM
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CVE-2026-93905
IBM WebSphere Application Server Liberty is affected by a de -
CVE-2026-93909
IBM WebSphere Application Server Liberty is affected by an a -
CVE-2026-93895
IBM WebSphere Application Server Liberty Improper Access Con -
CVE-2026-95695
IBM WebSphere Application Server Liberty Incorrect Authoriza -
CVE-2026-95696
IBM WebSphere Application Server Liberty Denial of Service
Same weakness: CWE-209
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Internal error terms inspected into AshTypescript RPC error -
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pyLoad: Unauthenticated access to /web/<path:filename> bypas
V. Comments for CVE-2026-14909
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