CVE-2025-66471
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
- 849
- of 17,787 indexed, latest versions
- Container images
- 898
- deployed by those charts
- Fix available
- 5 of 5
- affected packages
urllib3 streaming API improperly handles highly compressed data
Carried by container images the latest versions of 849 of 17,787 indexed charts deploy, on 898 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| urllib3pypi | 1.7.1, 1.10.2, 1.13.1, 1.19.1+49 more | 2.6.0 | 854 |
| py3-pipapk | 25.0.1-r0, 25.2-r0, 26.0.1-r1 | 26.1.1-r0 | 3 |
| python-pipdeb | 1.5.4-1ubuntu4, 8.1.1-2ubuntu0.4, 9.0.1-2.3~ubuntu1, 9.0.1-2.3~ubuntu1.18.04.1+23 more | 22.0.2+dfsg-1ubuntu0.7+esm3, 24.0+dfsg-1ubuntu1.3+esm3 | 108 |
| python-urllib3deb | 1.7.1-1build1, 1.7.1-1ubuntu4, 1.13.1-2ubuntu0.16.04.1, 1.13.1-2ubuntu0.16.04.2+17 more | 1.25.8-2ubuntu0.4+esm2, 1.26.5-1~exp1ubuntu0.4, 2.0.7-1ubuntu0.3 | 69 |
| python-urllib3rpm | 1.10.2-7.el7 | 0:1.10.2-7.el7_9.1 | 1 |
- OSV records
- CGA-6rv2-pgqx-6frwCGA-9xrh-87x9-46fcDEBIAN-CVE-2025-66471GHSA-2xpw-w6gg-jr37RHSA-2026:9031UBUNTU-CVE-2025-66471
- Also known as
- CGA-v664-8xrh-754v, CGA-vfcj-jpxf-gprq, PYSEC-2026-1994, USN-7927-1, USN-7927-2, USN-7927-3, USN-8344-1, USN-8344-2, USN-8344-3
Charts affected
849 by stars
Container images carrying it
898 by charts deploying them
A fixed version is listed for 5 of the 5 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| kusionstack/ | 126c8f0b0976 | python-pip | 22.0.2+dfsg-1ubuntu0.7+esm3 | 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+esm3 | 1 |
| langgenius/ | 8269050f192e | python-pip | 24.0+dfsg-1ubuntu1.3+esm3 | 1 |
| langgenius/ | da995c129e2f | python-pip | 24.0+dfsg-1ubuntu1.3+esm3 | 1 |
| langgenius/ | 4e65e8a351a2 | urllib3 | 2.6.0 | 1 |
| library/ | ee75c9a737e7 | urllib3 | 2.6.0 | 1 |
| library/ | 04ac44a2595b | urllib3 python-urllib3 | 2.6.0 no fix listed | 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+esm3 | 1 |
| linuxserver/ | 938810eca3d3 | urllib3 | 2.6.0 | 1 |
| linuxserver/ | 89cd8d5fb1ac | urllib3 | 2.6.0 | 1 |
| linuxserver/ | c4d2766b9eb7 | urllib3 | 2.6.0 | 1 |
| linuxserver/ | 0ac871624394 | urllib3 python-urllib3 | 2.6.0 no fix listed | 1 |
| linuxserver/ | 2ce561a95e7b | urllib3 python-urllib3 | 2.6.0 no fix listed | 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 |
| localstack/ | 9d278167f2b7 | urllib3 | 2.6.0 | 1 |
| locustio/ | 51d866285170 | urllib3 | 2.6.0 | 1 |
| logiqai/ | 55a574ec5b64 | urllib3 | 2.6.0 | 1 |
| louislam/ | 059b49d64739 | urllib3 python-urllib3 | 2.6.0 no fix listed | 1 |
| louislam/ | 0b55bcb83a1c | urllib3 | 2.6.0 | 1 |
| louislam/ | 3d632903e6af | urllib3 | 2.6.0 | 1 |
| louislam/ | 3e24e96c89ef | urllib3 python-urllib3 | 2.6.0 no fix listed | 1 |
| louislam/ | 4c364ef96aad | urllib3 python-urllib3 | 2.6.0 no fix listed | 1 |
| louislam/ | 91e963bfda56 | urllib3 python-urllib3 | 2.6.0 no fix listed | 1 |
| louislam/ | 96510915e6be | urllib3 | 2.6.0 | 1 |
| louislam/ | 9865163f92c1 | urllib3 python-urllib3 | 2.6.0 no fix listed | 1 |
| louislam/ | a4eab252e5a2 | urllib3 | 2.6.0 | 1 |
| louislam/ | a84767d7934f | urllib3 | 2.6.0 | 1 |
| louislam/ | bc6f244ecf27 | urllib3 | 2.6.0 | 1 |
| lsstdm/ | 74c97a490940 | urllib3 | 2.6.0 | 1 |
| lsstsqre/ | 4143c7cd705e | urllib3 | 2.6.0 | 1 |
| lsstsqre/ | b75bf8aaafa4 | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| lsstsqre/ | 19c2dfc4e4ff | urllib3 | 2.6.0 | 1 |
| lsstsqre/ | 5e0ade6bed1c | urllib3 | 2.6.0 | 1 |
| lsstsqre/ | 4879415ec6ac | urllib3 | 2.6.0 | 1 |
| lsstsqre/ | e139fde946d7 | urllib3 | 2.6.0 | 1 |
| lsstsqre/ | e9feb99f524d | urllib3 | 2.6.0 | 1 |