Bug 2431367 (CVE-2026-0865) - CVE-2026-0865 cpython: wsgiref.headers.Headers allows header newline injection in Python
Summary: CVE-2026-0865 cpython: wsgiref.headers.Headers allows header newline injectio...
Keywords:
Status: NEW
Alias: CVE-2026-0865
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2431754 2431758 2431761 2431766 2431781 2431788 2431791 2431793 2431797 2431800 2431802 2431805 2431810 2431813 2431818 2431821 2431826 2431830 2431835 2431838 2431842 2431845 2431848
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-01-20 22:01 UTC by OSIDB Bzimport
Modified: 2026-01-21 20:34 UTC (History)
15 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-01-20 22:01:52 UTC 
User-controlled header names and values containing newlines can allow injecting HTTP headers.
Note You need to log in before you can comment on or make changes to this bug.