Junglewise Threat Intelligence
CVE-2020-26137: PYSEC-2020-148 - urllib3 before 1.25.9 allows CRLF injection if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control
CVE-2020-26137 · Severity: low · CVSS 3.1 · Published 2020-09-30
Technologies: urllib3 (PyPI). Vendors: PyPI.
Executive brief
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.