CVE-2025-2950 IBM i improper HTTP header neutralization
An authenticated user can manipulate HTTP host headers in IBM Navigator for i to cause unexpected behavior via host header injection.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-2950?
CVE-2025-2950 is a medium-severity vulnerability in Ibm I, published on 18 Apr 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-644
Which versions are affected by CVE-2025-2950?
It affects 1 product.
Products include Ibm I.
How do I fix CVE-2025-2950?
No fix has been published for CVE-2025-2950 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-2950 being exploited?
There is no known exploitation of CVE-2025-2950 in the wild and no public exploit code.
Other vulnerabilities in Ibm I
- CVE-2026-96119 IBM i is Affected By An Improper Control of Code Generation Vulnerability in HTTP Server Administration GUI
- CVE-2026-16860 IBM i is Affected By Remote Code Execution Vulnerability []
- CVE-2026-17083 IBM i is Affected By Multiple Vulnerabilities in the Debug Server
- CVE-2026-17218 IBM i is Affected By Remote Code Execution Vulnerability in Line Printer Daemon []
- CVE-2026-17276 IBM i is Affected By Multiple Vulnerabilities in Navigator for i
Sources
Also known as GHSA-8c8c-3855-2gv4.