CVE-2026-9170

Name: CVE-2026-9170
Creator: NVD / NIST
Published: 2026-05-26T18:16:57.987+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.49%

Last modified Jun 17, 2026

CVE-2026-9170 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 0.49% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.49%

38.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-94

Affected Software

Vendor	Product	Versions
Ibm	Http Server	8.5.0.0
Ibm	Http Server	9.0.0.0

References

https://www.ibm.com/support/pages/node/7274065Vendor Advisory

Timeline

Published: May 26, 2026
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2026-9170?

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.

How severe is CVE-2026-9170?

CVE-2026-9170 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.

How do I fix CVE-2026-9170?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-9170?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST