Detections
Analytics

CVE-2021-41945

critical

Description

Encode OSS httpx < 0.23.0 is affected by improper input validation in `httpx.URL`, `httpx.Client` and some functions using `httpx.URL.copy_with`.

References

https://github.com/encode/httpx/releases/tag/0.23.0

https://github.com/encode/httpx

https://github.com/advisories/GHSA-h8pj-cxx2-jfg2

https://github.com/encode/httpx/issues/2184

https://github.com/encode/httpx/discussions/1831

https://gist.github.com/lebr0nli/4edb76bbd3b5ff993cf44f2fbce5e571

http://encode.com

Details

Source: Mitre, NVD

Published: 2022-04-28

Updated: 2026-07-09

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: Critical

CVSS v4

Base Score: 9.3

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Severity: Critical

EPSS

EPSS: 0.0044