VDB
PYSEC-2018-32
PYSEC-2018-32
PUBLISHED
urllib3 before version 1.23 does not remove the Authorization HTTP header when following a cross-origin redirect (i.e., a redirect that differs in host, port, or scheme). This can allow for credentials in the Authorization header to be exposed to unintended hosts or transmitted in cleartext.
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| PyPI | urllib3 | 0, 0.3, 0.4.1 |
Timeline
- Dec 11, 2018 CVE Published
- Nov 8, 2023 CVE Updated
- May 1, 2026 Distribution Patch
- May 1, 2026 Security Advisory
References
- https://github.com/urllib3/urllib3/blob/master/CHANGES.rst url
- https://bugzilla.redhat.com/show_bug.cgi?id=1649153 report
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5SJERZEJDSUYQP7BNBXMBHRHGY26HRZD/ url
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XWP36YW3KSVLXDBY3QJKDYEPCIMN3VQZ/ url
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BXLAXHM3Z6DUCXZ7ZXZ2EAYJXWDCZFCT/ url
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html url
- https://github.com/advisories/GHSA-www2-v7xj-xrc6 advisory
- https://github.com/urllib3/urllib3/pull/1346 fix
- https://github.com/urllib3/urllib3/issues/1316 discussion
- https://usn.ubuntu.com/3990-1/ advisory
- https://access.redhat.com/errata/RHSA-2019:2272 advisory