Description
Pallets Werkzeug before 0.15.3, when used with Docker, has insufficient debugger PIN randomness because Docker containers share the same machine id.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | python-werkzeug | 0.15.6+dfsg1-1 | — |
| Debian 13 | python-werkzeug | 0.15.6+dfsg1-1 | — |
| Debian 12 | python-werkzeug | 0.15.6+dfsg1-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | python-werkzeug | 0.14.1+dfsg1-1ubuntu0.1 | USN-4655-1 |
| Ubuntu 16.04 LTS | python-werkzeug | 0.10.4+dfsg1-1ubuntu1.2 | USN-4655-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | python-Werkzeug | 0.14.1-6.3.1 | SUSE-SU-2019:2365-2, SUSE-SU-2019:2365-1 |
| SLES 15 | python-Werkzeug | 0.12.2-3.3.1 | SUSE-SU-2019:2308-1 |
| SLES 12 | python-Werkzeug | 0.12.2-10.10.1 | SUSE-SU-2022:3977-1 |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE OpenStack Cloud Crowbar 9 | python-Werkzeug | 0.14.1-3.3.1 | SUSE-SU-2019:2400-1 |
| SUSE OpenStack Cloud Crowbar 8 | python-Werkzeug | 0.12.2-3.3.1 | SUSE-SU-2019:2358-1 |
| SUSE OpenStack Cloud 9 | python-Werkzeug | 0.14.1-3.3.1 | SUSE-SU-2019:2400-1 |
| SUSE OpenStack Cloud 8 | python-Werkzeug | 0.12.2-3.3.1 | SUSE-SU-2019:2358-1 |
| SUSE HPE Helion OpenStack 8 | python-Werkzeug | 0.12.2-3.3.1 | SUSE-SU-2019:2358-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | python-Werkzeug | 2.0.1-1.2 | openSUSE-SU-2026:11943-1, openSUSE-SU-2024:14042-1, openSUSE-SU-2024:11213-1 |
| openSUSE Leap 15.1 | python-Werkzeug +1 | 0.14.1-lp151.2.3.1 | openSUSE-SU-2019:2145-1 |
| openSUSE Leap 15.0 | python-Werkzeug +1 | 0.12.2-lp150.2.3.1 | openSUSE-SU-2019:2118-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | werkzeug | < 0.15.3 | 0.15.3 | GHSA-gq9m-qvpx-68hc |
Advisories 12
- openSUSE-SU-2026:11943-1 python313-Werkzeug-3.1.9-1.1 on GA media SUSE / openSUSE Security Updates · Oct 2, 2026
- USN-4655-1 python-werkzeug vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2019:2365-1 Security update for python-Werkzeug SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2145-1 Security update for python-Werkzeug SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2400-1 Security update for python-Werkzeug SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2365-2 Security update for python-Werkzeug SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11213-1 python36-Werkzeug-2.0.1-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2358-1 Security update for python-Werkzeug SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2308-1 Security update for python-Werkzeug SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2118-1 Security update for python-Werkzeug SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:14042-1 python310-Werkzeug-3.0.3-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3977-1 Security update for python-Werkzeug SUSE / openSUSE Security Updates · May 2, 2025
References
- https://github.com/pallets/werkzeug/blob/7fef41b120327d3912fbe12fb64f1951496fcf3e/src/werkzeug/debug/__init__.py#L168
- https://github.com/pallets/werkzeug/commit/00bc43b1672e662e5e3b8cecd79e67fc968fa246
- https://palletsprojects.com/blog/werkzeug-0-15-3-released/
- openSUSE-SU-2019:2118 vendor-advisory
- openSUSE-SU-2019:2145 vendor-advisory