CVE-2026-78636— IBM WebSphere Application Server Liberty prior to 26.0.0.11 is affected by multiple vulnerabilities
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 26.0.0.10 版本受信息泄露漏洞影响，该漏洞源于 JMX REST 连接器正文解析器中存在不安全的类反射操作。
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I. Basic Information for CVE-2026-78636
Vulnerability Information
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Vulnerability Title
IBM WebSphere Application Server Liberty prior to 26.0.0.11 is affected by multiple vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
IBM WebSphere Application Server Liberty 17.0.0.3 through 26.0.0.10 is affected by an information disclosure vulnerability due to unsafe class reflection in the JMX REST connector body parser.
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
使用外部可控制的输入来选择类或代码(不安全的反射)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| IBM | WebSphere Application Server - Liberty | 17.0.0.3 ~ 26.0.0.10 |
cpe:2.3:a:ibm:websphere_application_server_liberty:17.0.0.3:*:*:*:*:*:*:*
|
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II. Public POCs for CVE-2026-78636
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-78636 (1)
Same Patch Batch · IBM · 2026-11-08 · 79 CVEs total
| CVE-2026-107331 | 9.9 CRITICAL | DataStage on Cloud Pak for Data has several vulnerabilities |
| CVE-2026-6715 | 9.8 CRITICAL | Multiple Vulnerabilities in IBM Concert Software |
| CVE-2026-15266 | 9.8 CRITICAL | Multiple Vulnerabilities in IBM Concert Software |
| CVE-2026-114464 | 9.3 CRITICAL | Multiple security vulnerabilities are addressed with IBM Process Mining Interim Fix for Oc |
| CVE-2026-17466 | 9.1 CRITICAL | IBM Optim Test Data Management 1.0.0, 1.1.0, and 1.2.0 impacted by Path Traversal, Rate Li |
| CVE-2026-101117 | 9.1 CRITICAL | IBM WebSphere eXtremes Scale Liberty deployment is affected by Cross Site Scripting(XSS) a |
| CVE-2026-9764 | 8.8 HIGH | IBM Bob is vulnerable to Remote Code Execution due to improper control of workspace-define |
| CVE-2026-8639 | 8.8 HIGH | IBM Verify Directory is affected by multiple vulnerabilities |
| CVE-2026-110273 | 8.8 HIGH | Security Vulnerability identified in IBM TRIRIGA - Command Execution |
| CVE-2026-117545 | 8.8 HIGH | IBM webMethods Integration Server is vulnerable of bypassing the two-factor authentication |
| CVE-2026-116499 | 8.4 HIGH | Arbitrary Code Execution in Qiskit SDK QPY Deserialization |
| CVE-2026-116501 | 8.4 HIGH | Qiskit SDK C API may trigger an out of bounds write on accessing the unitary matrix with q |
| CVE-2026-19133 | 8.1 HIGH | TS4500 Tape Library addresses security vulnerability |
| CVE-2026-105467 | 8.1 HIGH | IBM QRadar SIEM is vulnerable to Open Redirect and Reflected XSS |
| CVE-2026-97677 | 8.1 HIGH | Langflow OSS is affected by multiple vulnerabilities |
| CVE-2026-107330 | 7.7 HIGH | DataStage on Cloud Pak for Data has several vulnerabilities |
| CVE-2026-18093 | 7.5 HIGH | IBM App Connect Enterprise is vulnerable to a credential exposure |
| CVE-2026-93879 | 7.5 HIGH | Hibernate Validator is affected by an expression language injection vulnerability |
| CVE-2026-18893 | 7.1 HIGH | CockroachDB PostgreSQL for IBM VPC is affected by multiple vulnerabilities |
| CVE-2026-78537 | 6.8 MEDIUM | IBM Guardium Key Lifecycle Manager is affected by a security vulnerability |
Showing top 20 of 79 CVEs. View all on vendor page → →
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