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 |
|---|---|---|---|---|
| amancevice/ | c8c04bfe3d66 | urllib3 | 2.6.0 | 1 |
| amundsendev/ | 69e7915e61c1 | urllib3 | 2.6.0 | 1 |
| amundsendev/ | 4d98eb21f5f9 | urllib3 | 2.6.0 | 1 |
| amundsendev/ | 99dda9502c3e | urllib3 | 2.6.0 | 1 |
| anchore/ | bde9eedf639d | urllib3 | 2.6.0 | 1 |
| anchore/ | ed9b3badd17c | urllib3 | 2.6.0 | 1 |
| andrcuns/ | 43060f159f4c | urllib3 | 2.6.0 | 1 |
| andrewgolikov55/ | fcc001b61c0e | python-pip | 22.0.2+dfsg-1ubuntu0.7+esm3 | 1 |
| andreymileshin/ | f7b300bc9e66 | urllib3 | 2.6.0 | 1 |
| andreymileshin/ | e0825acc9e48 | urllib3 | 2.6.0 | 1 |
| andrianrf/ | 047a7837651e | urllib3 | 2.6.0 | 1 |
| apache/ | 64e58748b6b9 | urllib3 | 2.6.0 | 1 |
| apache/ | ce90bdc3d2af | urllib3 | 2.6.0 | 1 |
| apache/ | e5560ad0b86e | urllib3 | 2.6.0 | 1 |
| apache/ | 9f895c8ae371 | urllib3 | 2.6.0 | 1 |
| apachepulsar/ | 16f9fdab3fa6 | python-pip | 22.0.2+dfsg-1ubuntu0.7+esm3 | 1 |
| apachepulsar/ | 3b262ab7a7d9 | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| apachepulsar/ | 4db6ff0b4045 | urllib3 | 2.6.0 | 1 |
| apachepulsar/ | 9c9947de139d | python-pip | 22.0.2+dfsg-1ubuntu0.7+esm3 | 1 |
| apachepulsar/ | d056c89b7131 | urllib3 | 2.6.0 | 1 |
| apachepulsar/ | d538416d5afe | urllib3 | 2.6.0 | 1 |
| apache/ | 76c176e8a0e4 | urllib3 python-pip | 2.6.0 22.0.2+dfsg-1ubuntu0.7+esm3 | 1 |
| apache/ | 975ab033580d | urllib3 | 2.6.0 | 1 |
| apache/ | ab9467fd712c | urllib3 | 2.6.0 | 1 |
| apecloud/ | 8ac9947a2c84 | urllib3 | 2.6.0 | 1 |
| apecloud/ | 98abc64aa985 | urllib3 | 2.6.0 | 1 |
| apecloud/ | ff2858eab9cc | urllib3 | 2.6.0 | 1 |
| apsl/ | 51e2de5c2c70 | urllib3 | 2.6.0 | 1 |
| aquasec/ | 0bf607ce9308 | urllib3 | 2.6.0 | 1 |
| aristidetm/ | 469dbc951224 | urllib3 | 2.6.0 | 1 |
| aristidetm/ | ccb516cb8474 | urllib3 | 2.6.0 | 1 |
| arthurjguerra18/ | f540af20b307 | urllib3 | 2.6.0 | 1 |
| arunvelsriram/ | 655ad18fd8d6 | urllib3 python-pip python-urllib3 | 2.6.0 24.0+dfsg-1ubuntu1.3+esm3 2.0.7-1ubuntu0.3 | 1 |
| assistiot/ | 0aacefac9677 | urllib3 | 2.6.0 | 1 |
| assistiot/ | 0518b63a2e69 | urllib3 | 2.6.0 | 1 |
| assistiot/ | 0fce3ea719a5 | urllib3 | 2.6.0 | 1 |
| assistiot/ | 792715dd3084 | urllib3 | 2.6.0 | 1 |
| assistiot/ | 30812ba93555 | urllib3 python-pip | 2.6.0 22.0.2+dfsg-1ubuntu0.7+esm3 | 1 |
| assistiot/ | 44a37b00d4f8 | urllib3 | 2.6.0 | 1 |
| assistiot/ | a942dc14030a | urllib3 | 2.6.0 | 1 |
| assistiot/ | 8b5d118bdf0e | urllib3 | 2.6.0 | 1 |
| assistiot/ | 7d6a0d534c7f | urllib3 | 2.6.0 | 1 |
| assistiot/ | 38b003e55ff3 | urllib3 | 2.6.0 | 1 |
| assistiot/ | b1dbe4d62a03 | urllib3 | 2.6.0 | 1 |
| assistiot/ | e32b87786142 | urllib3 | 2.6.0 | 1 |
| assistiot/ | e5ae539ce2cb | urllib3 python-pip python-urllib3 | 2.6.0 no fix listed 1.25.8-2ubuntu0.4+esm2 | 1 |
| balihb/ | ee48e79f5d76 | urllib3 | 2.6.0 | 1 |
| baserow/ | e0b3c8130b91 | urllib3 | 2.6.0 | 1 |
| baserow/ | df0c42eb67e8 | urllib3 | 2.6.0 | 1 |
| bbvalabs/ | 3ea299ae63c0 | urllib3 | 2.6.0 | 1 |