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Description

IBM HTTP Server 8.5, and 9.0 is vulnerable to remote code execution and denial of service in configurations with TLS mutual authentication (client authentication).

PUBLISHED Reserved 2026-05-18 | Published 2026-05-26 | Updated 2026-05-28 | Assigner ibm




HIGH: 8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-94 Improper Control of Generation of Code ('Code Injection')

Product status

8.5.0 (semver)
affected

9.0 (semver)
affected

References

www.ibm.com/support/pages/node/7274065 vendor-advisory patch

cve.org (CVE-2026-8855)

nvd.nist.gov (CVE-2026-8855)

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