CVE-2025-2950: i — Fix

Description

IBM i 7.3, 7.4, 7.5, and 7.5 is vulnerable to a host header injection attack caused by improper neutralization of HTTP header content by IBM Navigator for i. An authenticated user can manipulate the host header in HTTP requests to change domain/IP address which may lead to unexpected behavior.

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CVSS v3.1 Score

5.4

MEDIUM

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

Weakness Type (CWE)

CWE-644 CWE-644

Affected Products

Vendor	Product	Versions
ibm	i	All
ibm	i	All
ibm	i	All
ibm	i	All
ibm	i	All

References

Advisories & Patches

https://www.ibm.com/support/pages/node/7231320

Frequently Asked Questions

What is CVE-2025-2950? +

IBM i 7.3, 7.4, 7.5, and 7.5 is vulnerable to a host header injection attack caused by improper neutralization of HTTP header content by IBM Navigator for i. An authenticated user can manipulate the host header in HTTP requests to change domain/IP address which may lead to unexpected behavior. It has a CVSS v3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2025-2950? +

CVE-2025-2950 has a CVSS v3.1 score of 5.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-2950? +

CVE-2025-2950 affects products from ibm, specifically: i. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-2950? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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