urllib3 before 1.25.9 allows CRLF injection if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control characters in the first argument of putrequest()
. NOTE: this is similar to CVE-2020-26116.
{ "nvd_published_at": "2020-09-30T18:15:00Z", "cwe_ids": [ "CWE-74" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2021-06-17T22:13:47Z" }