CVE-2026-105442— IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a deserialization of untrusted data
Quick assessment
Affected
IBM WebSphere Application Server
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 8.5 和 9.0，以及 IBM WebSphere Application Server Liberty 17.0.0.3 至 26.0.0.10 版本中，消息传递服务存在不安全的反序列化漏洞。远程攻击者可能利用此漏洞导致拒绝服务（Denial of Service）。
Possible ATT&CK Techniques 2 AI
T1203 · Exploitation for Client Execution T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-105442
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a deserialization of untrusted data
Source: CVE Program / CVE List V5
Vulnerability Description
IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 Liberty could allow a remote attacker to cause a denial of service caused by an insecure deserialization in the messaging service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| IBM | WebSphere Application Server | 8.5 |
cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*
|
|
| IBM | WebSphere Application Server - Liberty | 17.0.0.3 ~ 26.0.0.10 |
cpe:2.3:a:ibm:websphere_application_server_liberty:17.0.0.3:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2026-105442
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-105442
请登录查看更多情报信息。
Vendor Advisories for CVE-2026-105442 (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-2026-95695 | 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 |
| CVE-2026-14532 | 4.3 MEDIUM | IBM WebSphere Application Server Liberty Integer Overflow |
IV. Related Vulnerabilities
Same product: WebSphere Application Server
-
CVE-2026-93907
IBM WebSphere Application Server is affected by a bypass aut -
CVE-2026-95680
IBM WebSphere Application Server is affected by an authoriza -
CVE-2026-11711
IBM WebSphere Application Server prior to 9.0.5.29 and 8.5.5 -
CVE-2026-11710
IBM WebSphere Application Server is affected by an HTTP requ -
CVE-2026-11545
IBM WebSphere Application Server is affected by a privilege
Same vendor: IBM
-
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-502
-
CVE-2026-108291
WordPress Affiliates plugin <= 7.0.1 - PHP Object Injection -
CVE-2026-106599
WordPress SureCart plugin <= 4.9.3 - PHP Object Injection vu -
CVE-2026-97278
WordPress Polylang plugin <= 3.8.9 - PHP Object Injection vu -
CVE-2026-73793
HPE NonStop Middleware - Secret key handling vulnerability -
CVE-2026-104764
Post Export Import with Media <= 1.17.1 - Authenticated (Adm
V. Comments for CVE-2026-105442
No comments yet