[Git][security-tracker-team/security-tracker][master] CVE-2026-21441/python-urllib3: Add link to commit which introduced the issue

Guilhem Moulin (@guilhem) guilhem at debian.org
Fri Jan 23 09:04:28 GMT 2026



Guilhem Moulin pushed to branch master at Debian Security Tracker / security-tracker


Commits:
1405f658 by Guilhem Moulin at 2026-01-23T10:04:18+01:00
CVE-2026-21441/python-urllib3: Add link to commit which introduced the issue

Prior to version 1.22 the connection was neither drained nor released
before recursing on retry/redirect.

https://github.com/urllib3/urllib3/blob/main/CHANGES.rst#122-2017-07-20

- - - - -


1 changed file:

- data/CVE/list


Changes:

=====================================
data/CVE/list
=====================================
@@ -6183,6 +6183,7 @@ CVE-2026-21441 (urllib3 is an HTTP client library for Python. urllib3's streamin
 	- python-urllib3 2.5.0-2 (bug #1125062)
 	NOTE: https://github.com/urllib3/urllib3/security/advisories/GHSA-38jv-5279-wg99
 	NOTE: https://github.com/urllib3/urllib3/commit/8864ac407bba8607950025e0979c4c69bc7abc7b (2.6.3)
+	NOTE: Introduced in https://github.com/urllib3/urllib3/commit/7960512291072d707961287fe050a6817d783f57 (1.22)
 CVE-2026-21427 (The installers for multiple products provided by PIONEER CORPORATION c ...)
 	NOT-FOR-US: Pioneer
 CVE-2026-0707 (A flaw was found in Keycloak. The Keycloak Authorization header parser ...)



View it on GitLab: https://salsa.debian.org/security-tracker-team/security-tracker/-/commit/1405f65803f7865bbd8556f703e20825ad0bcf73

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