CVE-2020-26137
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.
02 / AFFECTED SOFTWARE
Affected packages
22 explicit affected versions
59 explicit affected versions
59 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
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.
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.
05 / REFERENCES
Further evidence
- https://bugs.python.org/issue39603
- https://github.com/pypa/advisory-database/tree/main/vulns/urllib3/PYSEC-2020-148.yaml
- https://github.com/urllib3/urllib3
- https://github.com/urllib3/urllib3/commit/1dd69c5c5982fae7c87a620d487c2ebf7a6b436b
- https://github.com/urllib3/urllib3/pull/1800
- https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html
- https://nvd.nist.gov/vuln/detail/CVE-2020-26137
- https://usn.ubuntu.com/4570-1
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://github.com/advisories/GHSA-wqvq-5m8c-6g24
- https://usn.ubuntu.com/4570-1/