IBM HTTP Server 8.5, and 9.0 contains a buffer overflow vulnerability. A privileged user, authenticated to the Administration Server, could exploit this vulnerability to execute remote code or cause a denial of service.

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Advisories

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Fixes

Solution

IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR PH71265.For IBM HTTP Server used by IBM WebSphere Application Server:For V9.0.0.0 through 9.0.5.28:· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH71265--OR--· Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026). For V8.5.0.0 through 8.5.5.29:· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH71265--OR--· Apply Fix Pack 8.5.5.30 or later (targeted availability 3Q2026). Additional interim fixes may be available and linked off the interim fix download page.Important NoteIBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.


Workaround

No workaround given by the vendor.

History

Tue, 26 May 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 26 May 2026 18:00:00 +0000

Type Values Removed Values Added
Description IBM HTTP Server 8.5, and 9.0 contains a buffer overflow vulnerability. A privileged user, authenticated to the Administration Server, could exploit this vulnerability to execute remote code or cause a denial of service.
Title IBM HTTP Server is affected by multiple vulnerabilities
First Time appeared Ibm
Ibm http Server
Weaknesses CWE-122
CPEs cpe:2.3:a:ibm:http_server:8.5.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:http_server:8.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:http_server:9.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:http_server:9.0:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm http Server
References
Metrics cvssV3_1

{'score': 8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-05-26T18:32:14.224Z

Reserved: 2026-05-18T14:08:39.363Z

Link: CVE-2026-8834

cve-icon Vulnrichment

Updated: 2026-05-26T18:32:09.071Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-05-26T18:16:56.667

Modified: 2026-05-26T19:06:14.330

Link: CVE-2026-8834

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses