PyPI/urllib3 CVE-2026-44431: medium 5.3, EPSS 0.33%
urllib3: Sensitive headers forwarded across origins in proxied low-level redirects
Action: Upgrade urllib3 to 2.7.0 or later.
pip install urllib3==2.7.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 1.23 | 2.7.0 | - |
Fixed versions
| 2.7.0 |
Sources
- osv: GHSA-qccp-gfcp-xxvc
- https://github.com/urllib3/urllib3/security/advisories/GHSA-qccp-gfcp-xxvc
- https://nvd.nist.gov/vuln/detail/CVE-2026-44431
- https://github.com/urllib3/urllib3
CVE-2026-44431 · published · modified · JSON