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 |
|---|---|---|---|---|
| timescale/ | e8d0a9cc3db5 | urllib3 python-pip python-urllib3 | 2.6.0 22.0.2+dfsg-1ubuntu0.7+esm1 1.26.5-1~exp1ubuntu0.4 | 1 |
| timescale/ | ed719c0cd19d | urllib3 python-urllib3 | 2.6.0 1.26.5-1~exp1ubuntu0.4 | 1 |
| tomsajan/ | fb61907707b8 | urllib3 | 2.6.0 | 1 |
| tomsquest/ | 4759cc353a1d | urllib3 | 2.6.0 | 1 |
| trungkien210493/ | 2cc8c3763c4c | urllib3 | 2.6.0 | 1 |
| twentycrm/ | 2f78405a78be | urllib3 python-urllib3 | 2.6.0 1.26.5-1~exp1ubuntu0.4 | 1 |
| ubcctlt/ | cbbbbc8ae16b | urllib3 | 2.6.0 | 1 |
| vabene1111/ | 0f8d061895e9 | urllib3 | 2.6.0 | 1 |
| vabene1111/ | ec4e9e2905b0 | urllib3 | 2.6.0 | 1 |
| veecode/ | c443520aebf7 | urllib3 | 2.6.0 | 1 |
| viadee/ | 2e27e3b3ee56 | urllib3 | 2.6.0 | 1 |
| vividplanet/ | ae1c5b1cbecb | urllib3 | 2.6.0 | 1 |
| wallarm/ | 5cb2ae08b40f | urllib3 | 2.6.0 | 1 |
| wallarm/ | 097cadc42336 | urllib3 | 2.6.0 | 1 |
| wazuh/ | 1da5c38c6a78 | urllib3 | 2.6.0 | 1 |
| wazuh/ | 21994f40e0da | urllib3 | 2.6.0 | 1 |
| weblate/ | 82848df56ecd | urllib3 | 2.6.0 | 1 |
| wiremind/ | 4dea42c8166c | urllib3 | 2.6.0 | 1 |
| xeladock/ | 4baf531453f1 | python-pip | 22.0.2+dfsg-1ubuntu0.7+esm1 | 1 |
| ybucci/ | f1fcc7c8d9fd | urllib3 | 2.6.0 | 1 |
| yetiplatform/ | 9bcbe2650a14 | urllib3 | 2.6.0 | 1 |
| yetiplatform/ | 9c3006cedcca | urllib3 | 2.6.0 | 1 |
| youssef11gaber10/ | 96bce8b8b5a7 | urllib3 | 2.6.0 | 1 |
| zenmldocker/ | 09027a6312ee | urllib3 | 2.6.0 | 1 |
| zepai/ | 6ab0ee79926b | urllib3 | 2.6.0 | 1 |
| zohardocker12/ | b86d60dbb68d | urllib3 | 2.6.0 | 1 |
| zurdi15/ | 2db88fe44c89 | urllib3 | 2.6.0 | 1 |
| gcr.io/ | 25d6975951f1 | urllib3 | 2.6.0 | 1 |
| gcr.io/ | 360130ab5850 | urllib3 | 2.6.0 | 1 |
| gcr.io/ | 5f60c4988859 | urllib3 | 2.6.0 | 1 |
| gcr.io/ | a2259b098b13 | urllib3 | 2.6.0 | 1 |
| gcr.io/ | a461dc5cb96a | urllib3 | 2.6.0 | 1 |
| gcr.io/ | 9bcfd2abc361 | urllib3 | 2.6.0 | 1 |
| gcr.io/ | ec3ae9f6df47 | urllib3 | 2.6.0 | 1 |
| gcr.io/ | a534a3170d03 | urllib3 | 2.6.0 | 1 |
| gcr.io/ | 0ee5f968d2ab | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | 3191b771a6f2 | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | 744bc929a579 | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | 8766ba08bf1a | urllib3 python-urllib3 | 2.6.0 1.26.12-1+deb12u2 | 1 |
| ghcr.io/ | 42b0c87470d6 | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | 9c7c11293b3c | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | aa7831e207cd | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | 8e31b5a81853 | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | 6dca4455fde3 | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | ab63d26a8a2c | py3-pip urllib3 | 26.1.1-r0 2.6.0 | 1 |
| ghcr.io/ | 22e3d0b486df | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | 7a5244e4c8dc | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | c862771e38e8 | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | 835b72878606 | urllib3 | 2.6.0 | 1 |
| ghcr.io/ | 6fde1edc0983 | urllib3 python-urllib3 | 2.6.0 1.25.8-2ubuntu0.4+esm2 | 1 |