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CVE-2026-14532— IBM WebSphere Application Server Liberty Integer Overflow

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 版本可能存在安全漏洞，允许具备 Reader 角色的攻击者获取版本信息，从而引发未捕获的异常。

CVSS 4.3 · Medium

Possible ATT&CK Techniques 1 AI

T1210 · Exploitation of Remote Services
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I. Basic Information for CVE-2026-14532

Vulnerability Information
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Vulnerability Title
IBM WebSphere Application Server Liberty Integer Overflow
Source: CVE Program / CVE List V5
Vulnerability Description
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 could allow a Reader-role attacker to obtain version information that causes an uncaught exception.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
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:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-14532

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III. Intelligence Information for CVE-2026-14532

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Vendor Advisories for CVE-2026-14532 (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-2026-14909 6.5 MEDIUM IBM WebSphere Application Server Liberty Information Disclosure
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

IV. Related Vulnerabilities

Same product: WebSphere Application Server - Liberty
Same vendor: IBM
Same weakness: CWE-190

V. Comments for CVE-2026-14532

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