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Critical 9.8Published May 26, 2026

CVE-2026-9170IBM HTTP Server is affected by multiple vulnerabilities

Updated under an hour ago ()

Does this affect you?

It affects IBM HTTP Server. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

IBM HTTP Server 8.5, and 9.0 is vulnerable to denial of service and a potential remote code execution due to improper input validation.

CVSS
9.8 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-94
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
ibm
NVD analysis
Modified
Record last updated
Jun 11, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
IBM HTTP Server
ibm:http_server
8.5; 9.0
CNA record
ibm http_server
ibm:http_server
8.5.0.0; 9.0.0.0
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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