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CVE-2026-8850— IBM HTTP Server is affected by multiple vulnerabilities

CVSS 7.5 · High

Possible ATT&CK Techniques 1AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 2

VendorProductVersion RangeStatus
IBMHTTP Server8.5.0≤ Interim Fix 002affected
9.0affected
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I. Basic Information for CVE-2026-8850

Vulnerability Information
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Vulnerability Title
IBM HTTP Server is affected by multiple vulnerabilities
Source: NVD (National Vulnerability Database)
Vulnerability Description
IBM HTTP Server 8.5, and 9.0 is vulnerable to denial of service via the optional module mod_ibm_upload.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
IBMHTTP Server 8.5.0 ~ Interim Fix 002 cpe:2.3:a:ibm:http_server:8.5:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-8850

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III. Intelligence Information for CVE-2026-8850

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Vendor Advisories for CVE-2026-8850 (1)

Same Patch Batch · IBM · 2026-05-26 · 20 CVEs total

CVE-2026-36609.8 CRITICALIBM Engineering Lifecycle Management - Jazz Foundation is vulnerable to Authentication Byp
CVE-2026-86339.8 CRITICALIBM WebSphere Application Server and WebSphere Application Server Liberty are affected by
CVE-2026-88558.1 HIGHIBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-88348.0 HIGHIBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-88567.7 HIGHIBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-86207.5 HIGHIBM WebSphere Application Server and WebSphere Application Server Liberty are affected by
CVE-2026-88547.5 HIGHIBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-88357.3 HIGHIBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-40517.2 HIGHIBM Engineering Lifecycle Management - Jazz Foundation is vulnerable to Server Post-Auth R
CVE-2026-36037.1 HIGHIBM Engineering Lifecycle Management - Jazz Foundation is vulnerable to XML external entit
CVE-2025-361266.4 MEDIUMIBM Cognos Analytics is affected by Cross-site scripting.
CVE-2026-88526.2 MEDIUMIBM HTTP Server is affected by multiple vulnerabilities
CVE-2025-137555.5 MEDIUMIBM® Db2® is vulnerable to credential exposure in db2diag when executing specific testcase
CVE-2025-361485.4 MEDIUMIBM Financial Transaction Manager for SWIFT Services for Multiplatforms is vulnerable to c
CVE-2025-361455.4 MEDIUMMultiple Vulnerabilities in watsonx.data
CVE-2025-142905.4 MEDIUMIBM webMethods Integration Sever is vulnerable to server-side request forgery
CVE-2025-362215.3 MEDIUMVulnerabilities exists in IBM Cloud Pak for Data System (CPDS 1.0) - Cyclops.
CVE-2025-362204.3 MEDIUMVulnerabilities exists in IBM Cloud Pak for Data System (CPDS 1.0) - Cyclops.
CVE-2026-9170IBM HTTP Server is affected by multiple vulnerabilities

IV. Related Vulnerabilities

Same product: HTTP Server
Same vendor: IBM
Same weakness: CWE-476

V. Comments for CVE-2026-8850

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