HTTP Response Splitting The advisory has been revoked - it doesn't affect any version of package org.http4s:http4s-server_3 (opens in a new tab)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
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.
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Test your applications- Snyk IDSNYK-JAVA-ORGHTTP4S-1657557
- published22 Sept 2021
- disclosed22 Sept 2021
- creditUnknown
Introduced: 22 Sep 2021
CVE-2021-41084 (opens in a new tab)Amendment
This was deemed not a vulnerability.
Overview
Affected versions of this package are vulnerable to HTTP Response Splitting when untrusted user input is used to create any of the following fields:
Header names (
Header.name)Header values (
Header.value)Status reason phrases (
Status.reason)URI paths (
Uri.Path)URI authority registered names (
URI.RegName)