SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-8835

IBM HTTP Server 8.5, and 9.0 is vulnerable to invalid pointer dereference.

HIGH 7.3EPSS 0.25%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

IBM HTTP Server 8.5, and 9.0 is vulnerable to invalid pointer dereference. A privileged user, authenticated to the Administration Server, could exploit this vulnerability to expose sensitive information or cause a denial of service.

CVSS 3.1
7.3 HIGHCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS
0.25% probability · 17th percentile
CISA KEV
Not listed
Weakness
CWE-822
Affected
ibm/http server
Source
psirt@us.ibm.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.