CVE-2025-66418
HighAdvisory
Published 5 Dec 2025In the index since 5 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 8.9
- base score, highest
- EPSS
- 0.007
- 51st percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 801
- of 17,787 indexed, latest versions
- Container images
- 845
- deployed by those charts
- Fix available
- 4 of 4
- affected packages
urllib3 allows an unbounded number of links in the decompression chain
Carried by container images the latest versions of 801 of 17,787 indexed charts deploy, on 845 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| urllib3pypi | 1.24, 1.24.1, 1.24.2, 1.24.3+42 more | 2.6.0 | 818 |
| py3-pipapk | 25.0.1-r0, 25.2-r0, 26.0.1-r1 | 26.1.1-r0 | 3 |
| python-urllib3deb | 1.25.8-2ubuntu0.1, 1.25.8-2ubuntu0.2, 1.25.8-2ubuntu0.3, 1.25.8-2ubuntu0.4+6 more | 1.25.8-2ubuntu0.4+esm2, 1.26.5-1~exp1ubuntu0.4, 1.26.12-1+deb12u2, 2.0.7-1ubuntu0.3 | 46 |
| python-pipdeb | 22.0.2+dfsg-1, 22.0.2+dfsg-1ubuntu0.2, 22.0.2+dfsg-1ubuntu0.3, 22.0.2+dfsg-1ubuntu0.4+7 more | 22.0.2+dfsg-1ubuntu0.7+esm1, 24.0+dfsg-1ubuntu1.3+esm1 | 44 |
- OSV records
- CGA-7c7g-v8c7-cp3hCGA-9p8r-r9mh-6fj5DEBIAN-CVE-2025-66418GHSA-gm62-xv2j-4w53UBUNTU-CVE-2025-66418
- Also known as
- CGA-8232-8863-qprx, CGA-f9vm-whvp-q74g, PYSEC-2026-1998, USN-7927-1, USN-8344-1
Charts affected
801 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| zerossl-cert-managerzerossl-cert-manager | 0.1.0 | 1 of 2See more | 569 |
Container images carrying it
845 by charts deploying them
A fixed version is listed for 4 of the 4 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| kiwigrid/ | 65095a82d4a1 | urllib3 | 2.6.0 | 1 |
| kiwigrid/ | 6eb52513d59e | urllib3 | 2.6.0 | 1 |
| kiwigrid/ | 89739be9ff38 | urllib3 | 2.6.0 | 1 |
| kiwigrid/ | 899ccd0b1f54 | urllib3 | 2.6.0 | 1 |
| kiwigrid/ | af151f677a63 | urllib3 | 2.6.0 | 1 |
| kiwigrid/ | db85bd553253 | urllib3 | 2.6.0 | 1 |
| kiwigrid/ | e271016441af | urllib3 | 2.6.0 | 1 |
| knspar/ | 09499d2dc91a | urllib3 python-pip | 2.6.0 24.0+dfsg-1ubuntu1.3+esm1 | 1 |
| knspar/ | 0c4f0543ee58 | urllib3 | 2.6.0 | 1 |
| kobotoolbox/ | b15679454415 | urllib3 | 2.6.0 | 1 |
| kobotoolbox/ | bcacc01bccd4 | urllib3 | 2.6.0 | 1 |
| kong/ | a6ac46531193 | python-pip | 22.0.2+dfsg-1ubuntu0.7+esm1 | 1 |
| kserve/ | 63ea05e73842 | urllib3 | 2.6.0 | 1 |
| kserve/ | 73486345a602 | urllib3 | 2.6.0 | 1 |
| kubeaws/ | c9cd2ba4373a | urllib3 | 2.6.0 | 1 |
| kubeflownotebookswg/ | afb52057c997 | urllib3 | 2.6.0 | 1 |
| kubeflownotebookswg/ | d762690e21c1 | urllib3 | 2.6.0 | 1 |
| kubeflownotebookswg/ | 0876fef1973b | urllib3 | 2.6.0 | 1 |
| kubeflownotebookswg/ | 77f07f52a84a | urllib3 | 2.6.0 | 1 |
| kubeflownotebookswg/ | 7299fa94db15 | urllib3 | 2.6.0 | 1 |
| kubeflownotebookswg/ | f63c3e550af3 | urllib3 | 2.6.0 | 1 |
| kubegems/ | 10abb76892b8 | urllib3 | 2.6.0 | 1 |
| kubesphere/ | 378f49ec9c44 | urllib3 | 2.6.0 | 1 |
| kubitodev/ | aa24869319bf | urllib3 | 2.6.0 | 1 |
| kusionstack/ | b707d3bf0abd | urllib3 | 2.6.0 | 1 |
| kusionstack/ | 126c8f0b0976 | python-pip | 22.0.2+dfsg-1ubuntu0.7+esm1 | 1 |
| kyso/ | 4aa9d38ee81d | urllib3 | 2.6.0 | 1 |
| langgenius/ | 066035f93856 | urllib3 | 2.6.0 | 1 |
| langgenius/ | fca918260dd6 | urllib3 | 2.6.0 | 1 |
| langgenius/ | 3c694329357b | python-pip | 24.0+dfsg-1ubuntu1.3+esm1 | 1 |
| langgenius/ | 8269050f192e | python-pip | 24.0+dfsg-1ubuntu1.3+esm1 | 1 |
| langgenius/ | da995c129e2f | python-pip | 24.0+dfsg-1ubuntu1.3+esm1 | 1 |
| langgenius/ | 4e65e8a351a2 | urllib3 | 2.6.0 | 1 |
| library/ | 04ac44a2595b | urllib3 | 2.6.0 | 1 |
| librenms/ | 4f1f3d667cc7 | urllib3 | 2.6.0 | 1 |
| linuxserver/ | f7d7c7704249 | urllib3 | 2.6.0 | 1 |
| linuxserver/ | e36d16f7341c | urllib3 | 2.6.0 | 1 |
| linuxserver/ | 241009026e6f | urllib3 python-pip | 2.6.0 24.0+dfsg-1ubuntu1.3+esm1 | 1 |
| linuxserver/ | 938810eca3d3 | urllib3 | 2.6.0 | 1 |
| linuxserver/ | 89cd8d5fb1ac | urllib3 | 2.6.0 | 1 |
| linuxserver/ | c4d2766b9eb7 | urllib3 | 2.6.0 | 1 |
| linuxserver/ | 50792a72fc71 | urllib3 | 2.6.0 | 1 |
| linuxserver/ | 94696dab3c50 | urllib3 | 2.6.0 | 1 |
| linuxserver/ | f93d2560e233 | urllib3 | 2.6.0 | 1 |
| linuxserver/ | 4477fb1ce3ca | urllib3 | 2.6.0 | 1 |
| linuxserver/ | e48b479c1891 | urllib3 | 2.6.0 | 1 |
| litellm/ | 09b217802ded | py3-pip | 26.1.1-r0 | 1 |
| lnbitsdocker/ | 26fae6327477 | urllib3 | 2.6.0 | 1 |
| lnbitsdocker/ | a11aaa6d2b21 | urllib3 | 2.6.0 | 1 |
| lncm/ | bca14d04397d | urllib3 | 2.6.0 | 1 |