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.
Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 44%
VendorProductVersion
pythonurllib3
𝑥
< 1.25.9
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
canonicalubuntu_linux
20.04
debiandebian_linux
9.0
oraclecommunications_cloud_native_core_network_function_cloud_native_environment
22.2.0
oraclezfs_storage_appliance_kit
8.8
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
python-urllib3
bullseye
1.26.5-1~exp1
fixed
bookworm
1.26.12-1
fixed
sid
2.0.7-2
fixed
trixie
2.0.7-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
python-pip
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
Fixed 20.0.2-5ubuntu1.1
released
bionic
Fixed 9.0.1-2.3~ubuntu1.18.04.3
released
xenial
Fixed 8.1.1-2ubuntu0.6
released
trusty
needed
python-urllib3
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
Fixed 1.25.8-2ubuntu0.1
released
bionic
Fixed 1.22-1ubuntu0.18.04.2
released
xenial
Fixed 1.13.1-2ubuntu0.16.04.4
released
trusty
needed