Vulnerabilities
Projects
Vulnerability Disclosure
About Us
Contact Us
Mend.io Vulnerability Database
What is a CVE vulnerability ID? 
What is a WS vulnerability ID?
What is an MSC vulnerability ID?
New vulnerability? Tell us about it!
What is a WS vulnerability ID?
What is an MSC vulnerability ID?
We found results for “”
CVE-2025-30221
Good to know:
Date: March 27, 2025
Pitchfork is a preforking HTTP server for Rack applications. Versions prior to 0.11.0 are vulnerable to HTTP Response Header Injection when used in conjunction with Rack 3. The issue was fixed in Pitchfork release 0.11.0. No known workarounds are available.
Severity Score
Related Resources (6)
Severity Score
Weakness Type (CWE)
Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting')
CWE-113Top Fix
Upgrade Version
Upgrade to version pitchfork - 0.11.0;https://github.com/Shopify/pitchfork.git - v0.11.0
CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | NETWORK |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | NONE |
| User Interaction (UI): | REQUIRED |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | NONE |
| Integrity (I): | LOW |
| Availability (A): | NONE |