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 |
|---|---|---|---|---|
| eclipseaerios/ | 8ed2df4ca692 | urllib3 | 2.6.0 | 1 |
| eclipseaerios/ | e7f5ba0bc64d | urllib3 | 2.6.0 | 1 |
| eclipseaerios/ | 34b72f45b46a | urllib3 | 2.6.0 | 1 |
| eclipseaerios/ | c8af377c709f | urllib3 | 2.6.0 | 1 |
| elastichq/ | bb3bd22c2b87 | urllib3 | 2.6.0 | 1 |
| elautoestopista/ | b6f74db9fc81 | urllib3 | 2.6.0 | 1 |
| elyra/ | c922f1f1646a | urllib3 | 2.6.0 | 1 |
| erenozcan17/ | c9b6f0dfbffc | urllib3 | 2.6.0 | 1 |
| erlangsolutions/ | 4680c990147a | urllib3 | 2.6.0 | 1 |
| errbotio/ | 00ee4e0953ab | urllib3 | 2.6.0 | 1 |
| esailors/ | 5608ae045fa7 | urllib3 | 2.6.0 | 1 |
| esphome/ | 3f51ec10e823 | urllib3 | 2.6.0 | 1 |
| esphome/ | 9ab8cc88b28c | urllib3 | 2.6.0 | 1 |
| esphome/ | b2c6322700ac | urllib3 | 2.6.0 | 1 |
| esphome/ | def8b6e4f517 | urllib3 | 2.6.0 | 1 |
| evgkrsk/ | 37f0e1f435c3 | urllib3 | 2.6.0 | 1 |
| evk02/ | ef6ff257ef35 | urllib3 | 2.6.0 | 1 |
| factly/ | ca5bc71d1d5c | urllib3 | 2.6.0 | 1 |
| fiware/ | 3e3ec88d59ed | urllib3 | 2.6.0 | 1 |
| fiware/ | 29456835bb2c | urllib3 python-pip python-urllib3 | 2.6.0 no fix listed 1.25.8-2ubuntu0.4+esm2 | 1 |
| fiware/ | 3c490a746f65 | urllib3 | 2.6.0 | 1 |
| flag5/ | 4ad5748bfcc6 | urllib3 | 2.6.0 | 1 |
| flagsmith/ | fd58556339a4 | urllib3 | 2.6.0 | 1 |
| flanksource/ | 689687a7cf95 | urllib3 | 2.6.0 | 1 |
| flyway/ | 45b5d7cdc75a | python-pip | no fix listed | 1 |
| fossology/ | 8bd1f22ba7bb | urllib3 | 2.6.0 | 1 |
| frankescobar/ | 8a4d7e9308de | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| frankescobar/ | cafa03b94dac | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| freeipa/ | c87d77342bf5 | urllib3 | 2.6.0 | 1 |
| galaxy/ | e5c265fe9fcd | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| galaxy/ | 0267bad550e6 | urllib3 python-pip python-urllib3 | 2.6.0 no fix listed no fix listed | 1 |
| galaxy/ | 8e577a626dfd | urllib3 python-pip python-urllib3 | 2.6.0 no fix listed no fix listed | 1 |
| galaxy/ | e50a890e24c9 | urllib3 | 2.6.0 | 1 |
| geonode/ | 81b1d431b7e9 | python-pip | 22.0.2+dfsg-1ubuntu0.7+esm3 | 1 |
| geoscienceaustralia/ | f4039b45572a | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| gethue/ | 11b649636e68 | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| gethue/ | 5702b2c37ff9 | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| gethue/ | 7d5c1b9f8a79 | python-pip | 22.0.2+dfsg-1ubuntu0.7+esm3 | 1 |
| getsentry/ | 6ac37974fd2a | urllib3 | 2.6.0 | 1 |
| gluufederation/ | 1a1128b28b95 | urllib3 | 2.6.0 | 1 |
| gmaas2/ | 148fc2d9afe9 | urllib3 | 2.6.0 | 1 |
| gmelillo/ | c599d608a2f7 | urllib3 | 2.6.0 | 1 |
| goofball222/ | 43c0743701d4 | urllib3 | 2.6.0 | 1 |
| goofball222/ | 7bf26032dfce | urllib3 | 2.6.0 | 1 |
| gpappsoft/ | af7841adad26 | urllib3 | 2.6.0 | 1 |
| grafana/ | 499851658393 | urllib3 | 2.6.0 | 1 |
| graphiteapp/ | 04a0037cc2ae | urllib3 | 2.6.0 | 1 |
| greenbirdit/ | e99d53bdc944 | urllib3 | 2.6.0 | 1 |
| gristlabs/ | 6e71b1914a7e | urllib3 | 2.6.0 | 1 |
| grpl/ | c00aafee6629 | python-pip | 24.0+dfsg-1ubuntu1.3+esm3 | 1 |