CVE catalog
CVE-2018-20060
python-urllib3: CVE-2018-20060
- Severity
- Medium · CVSS 5.3
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 4.49% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | python-urllib3 | sid | 2.8.0-2 | fixed |
| Debian | python-urllib3 | forky | 2.8.0-2 | fixed |
| Debian | python-urllib3 | trixie | 2.3.0-3+deb13u2 | fixed |
| Debian | python-urllib3 | trixie-security | 2.3.0-3+deb13u2 | fixed |
| Debian | python-urllib3 | bookworm | 1.26.12-1+deb12u4 | fixed |
| Debian | python-urllib3 | bookworm-security | 1.26.12-1+deb12u4 | fixed |
| Opensuse | python-kubernetes | tumbleweed | 35.0.0-2.4 | fixed |
| Ubuntu | python-urllib3 | 16.04 | 1.11-1 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.12-1 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-1 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-2 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-2ubuntu0.16.04.1 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-2ubuntu0.16.04.2 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-2ubuntu0.16.04.3 | fixed |
| Ubuntu | python-urllib3 | 18.04 | 1.21.1-1 | vulnerable |
| Ubuntu | python-urllib3 | 18.04 | 1.22-1 | vulnerable |
| Ubuntu | python-urllib3 | 18.04 | 1.22-1ubuntu0.18.04.1 | fixed |
| Suse | python-urllib3 | openstack cloud 7 | 1.16-3.6.1 | fixed |
| Opensuse | python-urllib3 | leap 15.0 | 1.22-lp150.5.3.1 | fixed |
| Ubuntu | python-urllib3 | pro | 1.6-2 | vulnerable |
| Ubuntu | python-urllib3 | pro | 1.7.1-1 | vulnerable |
| Ubuntu | python-urllib3 | pro | 1.7.1-1build1 | vulnerable |
| Ubuntu | python-urllib3 | pro | 1.7.1-1ubuntu0.1 | vulnerable |
| Ubuntu | python-urllib3 | pro | 1.7.1-1ubuntu3 | vulnerable |
| Ubuntu | python-urllib3 | pro | 1.7.1-1ubuntu4 | vulnerable |
| Ubuntu | python-urllib3 | pro | 1.7.1-1ubuntu4.1 | vulnerable |
| Ubuntu | python-urllib3 | pro | 1.7.1-1ubuntu4.1+esm1 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.11-1 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.12-1 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-1 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-2 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-2ubuntu0.16.04.1 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-2ubuntu0.16.04.2 | vulnerable |
| Ubuntu | python-urllib3 | 16.04 | 1.13.1-2ubuntu0.16.04.3 | fixed |
| Ubuntu | python-urllib3 | 18.04 | 1.21.1-1 | vulnerable |
| Ubuntu | python-urllib3 | 18.04 | 1.22-1 | vulnerable |
| Ubuntu | python-urllib3 | 18.04 | 1.22-1ubuntu0.18.04.1 | fixed |
| Suse | python-urllib3 | hpe helion openstack 8 | 1.22-5.6.1 | fixed |
| Suse | python-urllib3 | openstack cloud 8 | 1.22-5.6.1 | fixed |
| Suse | python-urllib3 | openstack cloud crowbar 8 | 1.22-5.6.1 | fixed |
| Opensuse | python-kubernetes | tumbleweed | 28.1.0-4.3 | fixed |
| Suse | python-urllib3 | linux enterprise module for basesystem 15 | 1.22-6.4.1 | fixed |
| Suse | python-urllib3 | linux enterprise module for public cloud 12 | 1.22-3.14.1 | fixed |
| Suse | python-urllib3 | manager server 3.2 | 1.22-3.14.1 | fixed |
| Suse | python-urllib3 | enterprise storage 4 | 1.22-3.14.1 | fixed |
| Suse | python-urllib3 | enterprise storage 5 | 1.22-3.14.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | python-urllib3 | source | sid | 1.24-1 | not yet assigned | Not reported | Not reported |
| Debian | python-urllib3 | source | forky | 1.24-1 | not yet assigned | Not reported | Not reported |
| Debian | python-urllib3 | source | trixie | 1.24-1 | not yet assigned | Not reported | Not reported |
| Debian | python-urllib3 | source | bookworm | 1.24-1 | not yet assigned | Not reported | Not reported |
| Opensuse | python-kubernetes | rpm | tumbleweed | 35.0.0-2.4 | Not reported | OPENSUSE-SU-2026:12013-1 | Not reported |
| Ubuntu | python-urllib3 | deb | 16.04 | 1.13.1-2ubuntu0.16.04.3 | Not reported | USN-3990-1 | Not reported |
| Ubuntu | python-urllib3 | deb | 18.04 | 1.22-1ubuntu0.18.04.1 | Not reported | USN-3990-1 | Not reported |
| Suse | python-urllib3 | rpm | openstack cloud 7 | 1.16-3.6.1 | Not reported | SUSE-SU-2019:2399-1 | Not reported |
| Opensuse | python-urllib3 | rpm | leap 15.0 | 1.22-lp150.5.3.1 | Not reported | OPENSUSE-SU-2019:2131-1 | Not reported |
| Ubuntu | python-urllib3 | deb | 16.04 | 1.13.1-2ubuntu0.16.04.3 | Not reported | UBUNTU-CVE-2018-20060 | Not reported |
| Ubuntu | python-urllib3 | deb | 18.04 | 1.22-1ubuntu0.18.04.1 | Not reported | UBUNTU-CVE-2018-20060 | Not reported |
| Suse | python-urllib3 | rpm | hpe helion openstack 8 | 1.22-5.6.1 | Not reported | SUSE-SU-2019:2300-1 | Not reported |
| Suse | python-urllib3 | rpm | openstack cloud 8 | 1.22-5.6.1 | Not reported | SUSE-SU-2019:2300-1 | Not reported |
| Suse | python-urllib3 | rpm | openstack cloud crowbar 8 | 1.22-5.6.1 | Not reported | SUSE-SU-2019:2300-1 | Not reported |
| Opensuse | python-kubernetes | rpm | tumbleweed | 28.1.0-4.3 | Not reported | OPENSUSE-SU-2024:14144-1 | Not reported |
| Suse | python-urllib3 | rpm | linux enterprise module for basesystem 15 | 1.22-6.4.1 | Not reported | SUSE-SU-2019:2331-1 | Not reported |
| Suse | python-urllib3 | rpm | linux enterprise module for public cloud 12 | 1.22-3.14.1 | Not reported | SUSE-SU-2019:2370-1 | Not reported |
| Suse | python-urllib3 | rpm | manager server 3.2 | 1.22-3.14.1 | Not reported | SUSE-SU-2019:2370-1 | Not reported |
| Suse | python-urllib3 | rpm | enterprise storage 4 | 1.22-3.14.1 | Not reported | SUSE-SU-2019:2370-1 | Not reported |
| Suse | python-urllib3 | rpm | enterprise storage 5 | 1.22-3.14.1 | Not reported | SUSE-SU-2019:2370-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [python3-urllib3]Unknown
Source package: [python-urllib3]
Details (4)
1.26.12-1+deb12u4· all · bookwormFixed · Fixed:
1.24-1dsa · python-urllib3 · debian · bookworm; dsa · python-urllib3 · debian · 12
1.26.12-1+deb12u4· all · bookwormFixed · Fixed:
1.24-1dsa · python-urllib3 · debian · bookworm; dsa · python-urllib3 · debian · 12
1.26.12-1+deb12u4· all · bookworm-securityFixed · Fixed:
1.24-1dsa · python-urllib3 · debian · bookworm; dsa · python-urllib3 · debian · 12
1.26.12-1+deb12u4· all · bookworm-securityFixed · Fixed:
1.24-1dsa · python-urllib3 · debian · bookworm; dsa · python-urllib3 · debian · 12
[Debian 13 (Trixie)]
- [python3-urllib3]Unknown
Source package: [python-urllib3]
Details (4)
2.3.0-3+deb13u2· all · trixieFixed · Fixed:
1.24-1dsa · python-urllib3 · debian · 13
2.3.0-3+deb13u2· all · trixieFixed · Fixed:
1.24-1dsa · python-urllib3 · debian · 13
2.3.0-3+deb13u2· all · trixie-securityFixed · Fixed:
1.24-1dsa · python-urllib3 · debian · 13
2.3.0-3+deb13u2· all · trixie-securityFixed · Fixed:
1.24-1dsa · python-urllib3 · debian · 13
[openSUSE Tumbleweed]
- [python313-kubernetes]Unknown
Source package: [python-kubernetes]
Details (1)
35.0.0-2.4· noarch · tumbleweedUnknown · Fixed:
28.1.0-4.3, 35.0.0-2.4Version impact unknown
dsa · python-kubernetes · opensuse · tumbleweed
- [python314-kubernetes]Unknown
Source package: [python-kubernetes]
Details (1)
35.0.0-2.4· noarch · tumbleweedUnknown · Fixed:
28.1.0-4.3, 35.0.0-2.4Version impact unknown
dsa · python-kubernetes · opensuse · tumbleweed
Observed:
References
- [https://access.redhat.com/errata/RHSA-2019:2272]
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2019_2272.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2018-20060]
- [https://osv.dev/vulnerability/DLA-2686-1]
- [https://osv.dev/vulnerability/SUSE-SU-2019:2300-1]
- [https://osv.dev/vulnerability/SUSE-SU-2019:2331-1]
- [https://osv.dev/vulnerability/SUSE-SU-2019:2370-1]
- [https://osv.dev/vulnerability/SUSE-SU-2019:2399-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2018-20060]
- [https://osv.dev/vulnerability/USN-3990-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2019:2131-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:14144-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:12013-1]
- [https://security-tracker.debian.org/tracker/CVE-2018-20060]
- [https://wid.cert-bund.de/.well-known/csaf/white/2019/wid-sec-w-2022-0517.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]