Denial of Service Vulnerability in IBM HTTP Server by IBM
CVE-2026-8854

7.5HIGH

Key Information:

Vendor

IBM
Status
Http Server
Vendor
CVE Published:
26 May 2026

What is CVE-2026-8854?

IBM HTTP Server versions 8.5 and 9.0 are affected by a denial of service vulnerability through the optional mod_mem_cache module. This flaw may allow an attacker to disrupt service availability, impacting users and businesses relying on the web server. Users are advised to review vendor advisories and apply necessary patches to mitigate the risks associated with this vulnerability.

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:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.