Red Hat Security Advisory: python3.11-urllib3 security update
Affects Red Hat python3.11-urllib3Source GCVE Database
Not known to be exploited · CVSS 4.4 Medium.
Data as of 5 Nov 2026, 17:18 UTC
Thin evidence
One scorer or none| CNA (GitHub_M) | CVSS 3.1 | 4.4 |
|---|
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 17 Jun 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
AI-suggested
Red Hat has released updated python3.11-urllib3 packages that fix this vulnerability. Users of Red Hat Enterprise Linux 9.4 Extended Update Support should apply the provided security update as detailed in Red Hat advisory RHSA-2024:9922. No additional mitigation actions are indicated beyond applying the official update.
Description
A security vulnerability (CVE-2024-37891) in the python-urllib3 package affects Red Hat Enterprise Linux 9.4 Extended Update Support. The issue involves the proxy-authorization request header not being stripped during cross-origin redirects, which could lead to unintended header leakage. Red Hat has released an update to address this vulnerability.