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 |
|---|---|---|---|---|
| socialmediamacroscope/ | 724f3f5702e0 | urllib3 | 2.6.0 | 1 |
| socialmediamacroscope/ | fa490acac2f8 | urllib3 | 2.6.0 | 1 |
| softonic/ | a64d6c0e0ae5 | urllib3 | 2.6.0 | 1 |
| softonic/ | d9487a8dd70f | urllib3 | 2.6.0 | 1 |
| someblackmagic/ | 6eca64b6b440 | urllib3 python-pip python-urllib3 | 2.6.0 no fix listed 1.25.8-2ubuntu0.4+esm2 | 1 |
| sonatype/ | 6bc88b51d4d7 | urllib3 python-urllib3 | 2.6.0 0:1.10.2-7.el7_9.1 | 1 |
| splunk/ | c4e0d3146226 | urllib3 | 2.6.0 | 1 |
| sruthitanneru/ | e565ea454ffd | urllib3 | 2.6.0 | 1 |
| sslhep/ | ab0090083567 | urllib3 | 2.6.0 | 1 |
| sslhep/ | d9e9ecb12d59 | urllib3 | 2.6.0 | 1 |
| stackstorm/ | 88235ba70cad | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | 6f56d239d280 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | 33ecfda16608 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | 4e3f8c7ca52d | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | f190a6212195 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | 259503496ff9 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | b1de2055c362 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | b1a338f64773 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | 1c8904a3bf67 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | 1bf35bfaf00c | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stackstorm/ | 19fdfffdbba8 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| stakewiselabs/ | 2afd0c0b34cb | urllib3 | 2.6.0 | 1 |
| stashapp/ | 24dbd7607174 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| statcan/ | 3921305425b8 | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| streamnative/ | 11bceacec8fb | python-pip | no fix listed | 1 |
| streamnative/ | 91e54375e154 | urllib3 | 2.6.0 | 1 |
| substratusai/ | 61695be635eb | urllib3 | 2.6.0 | 1 |
| supabase/ | aa1c92c0cf32 | urllib3 python-urllib3 | 2.6.0 no fix listed | 1 |
| supabase/ | d3aa0c86c7b3 | urllib3 python-urllib3 | 2.6.0 no fix listed | 1 |
| svtechnmaa/ | 67be2aba9436 | urllib3 | 2.6.0 | 1 |
| svtechnmaa/ | 6e368ace0977 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |
| svtechnmaa/ | 674fad30a51f | urllib3 | 2.6.0 | 1 |
| swisscomcloud/ | b6639d1a922e | urllib3 | 2.6.0 | 1 |
| t3nde/ | d2939e9a719b | urllib3 | 2.6.0 | 1 |
| tachyongroup/ | 7e79b9000856 | urllib3 | 2.6.0 | 1 |
| tachyongroup/ | f4f7fabe1037 | urllib3 | 2.6.0 | 1 |
| taigaio/ | 9f97323cc150 | urllib3 | 2.6.0 | 1 |
| teknas09/ | 12a1fa85c4aa | urllib3 | 2.6.0 | 1 |
| tenableofficial/ | c88e43fe1a8c | urllib3 | 2.6.0 | 1 |
| th0th/ | d06fa39f7406 | urllib3 | 2.6.0 | 1 |
| thongngo3301/ | a341af5976e3 | urllib3 | 2.6.0 | 1 |
| timescale/ | a8e3322e1cf9 | urllib3 python-urllib3 | 2.6.0 1.26.5-1~exp1ubuntu0.4 | 1 |
| timescale/ | cdb9ae118899 | urllib3 python-urllib3 | 2.6.0 1.26.5-1~exp1ubuntu0.4 | 1 |
| timescale/ | d7db8f1085a3 | urllib3 python-pip python-urllib3 | 2.6.0 22.0.2+dfsg-1ubuntu0.7+esm3 no fix listed | 1 |
| timescale/ | e8d0a9cc3db5 | urllib3 python-pip python-urllib3 | 2.6.0 22.0.2+dfsg-1ubuntu0.7+esm3 1.26.5-1~exp1ubuntu0.4 | 1 |
| timescale/ | ed719c0cd19d | urllib3 python-urllib3 | 2.6.0 1.26.5-1~exp1ubuntu0.4 | 1 |
| timothyclarke/ | 22c41e5ca7e2 | urllib3 python-pip | 2.6.0 no fix listed | 1 |
| tomsajan/ | fb61907707b8 | urllib3 | 2.6.0 | 1 |
| tomsquest/ | 4759cc353a1d | urllib3 | 2.6.0 | 1 |
| trungkien210493/ | 2cc8c3763c4c | urllib3 | 2.6.0 | 1 |