Buffer Overflow Vulnerability in IBM HTTP Server
CVE-2026-8834

8HIGH

Key Information:

Vendor

IBM
Status
Http Server
Vendor
CVE Published:
26 May 2026

What is CVE-2026-8834?

IBM HTTP Server versions 8.5 and 9.0 are affected by a buffer overflow vulnerability. An authenticated privileged user on the Administration Server can exploit this vulnerability to remotely execute code or trigger a denial of service. This situation highlights the importance of security best practices and the need for timely updates.

Affected Version(s)

HTTP Server 8.5.0

HTTP Server 9.0

References

https://www.ibm.com/support/pages/node/7274065
vendor-advisorypatch

CVSS V3.1

Score:
8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.