HTTP Response Splitting Affecting pitchfork package, versions <0.11.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-RUBY-PITCHFORK-9558092
- published28 Mar 2025
- disclosed27 Mar 2025
- creditUnknown
Introduced: 27 Mar 2025
NewCVE-2025-30221 (opens in a new tab)How to fix?
Upgrade pitchfork to version 0.11.0 or higher.
Overview
pitchfork is a preforking HTTP server for Rack applications designed to minimize memory usage by maximizing Copy-on-Write performance.
Affected versions of this package are vulnerable to HTTP Response Splitting due to improper request/response handling process. An attacker can manipulate HTTP headers and split responses by injecting malicious content into the HTTP headers.