← back
CVE-2020-26137

CVE-2020-26137

EPSS 2.3%
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.
Affected products
n/a · n/a

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →
References
https://bugs.python.org/issue39603https://github.com/urllib3/urllib3/commit/1dd69c5c5982fae7c87a620d487c2ebf7a6b436bhttps://github.com/urllib3/urllib3/pull/1800https://lists.debian.org/debian-lts-announce/2021/06/msg00015.htmlhttps://lists.debian.org/debian-lts-announce/2023/10/msg00012.htmlhttps://usn.ubuntu.com/4570-1/https://www.oracle.com/security-alerts/cpujul2022.htmlhttps://www.oracle.com/security-alerts/cpuoct2021.html