Vulnerability Details CVE-2026-8856
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 12.7%
CVSS Severity
CVSS v3 Score 7.7
Products affected by CVE-2026-8856
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cpe:2.3:a:ibm:http_server:8.5.0.0
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cpe:2.3:a:ibm:http_server:8.5.5.23
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cpe:2.3:a:ibm:http_server:8.5.5.24
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cpe:2.3:a:ibm:http_server:8.5.5.6
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cpe:2.3:a:ibm:http_server:8.5.5.7
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cpe:2.3:a:ibm:http_server:9.0.0.0
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cpe:2.3:a:ibm:http_server:9.0.5.15
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cpe:2.3:a:ibm:http_server:9.0.5.16
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cpe:2.3:o:linux:linux_kernel:-
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cpe:2.3:o:microsoft:windows:-