CVE-2026-8856CRITICAL 7.7EPSS p9.7%

CVE-2026-8856CVE-2026-8856

ibm / http_server

Description

IBM HTTP Server 8.5, and 9.0 is vulnerable to denial of service in configurations where an attacker has write access to parts of the server configuration.

Scoring

CVSS 3.17.7 (CRITICAL)
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS0.20% probability of exploitation · percentile 9.7% · 2026-08-03T12:00:16Z
Published2026-05-26
Last modified2026-07-23

Underlying weaknesses· 1

CWE-400

References

  1. https://www.ibm.com/support/pages/node/7274065

1

TypeTargetConfidenceTier
WeaknessUncontrolled Resource Consumptioncwe-4000%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.