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 |
|---|---|---|---|---|
| octoprint/ | 106c26efcd8a | urllib3 | 2.6.0 | 1 |
| octoprint/ | ea3bffae2470 | urllib3 | 2.6.0 | 1 |
| odaniait/ | 3fff8a8570ec | urllib3 | 2.6.0 | 1 |
| odavid/ | e7ab3bbc948e | urllib3 | 2.6.0 | 1 |
| opea/ | 25dd26d9cd09 | urllib3 | 2.6.0 | 1 |
| opea/ | 38c51b791efa | urllib3 | 2.6.0 | 1 |
| opea/ | 58f91683892d | urllib3 | 2.6.0 | 1 |
| opea/ | e2436483b73d | urllib3 | 2.6.0 | 1 |
| opea/ | 3eaa91849512 | urllib3 | 2.6.0 | 1 |
| opea/ | 262c6048aab8 | urllib3 | 2.6.0 | 1 |
| opea/ | f68bec6a1271 | urllib3 | 2.6.0 | 1 |
| opea/ | 02f9e8fa5d71 | urllib3 | 2.6.0 | 1 |
| opea/ | 249afad3d268 | urllib3 | 2.6.0 | 1 |
| opea/ | 257ae94709e9 | urllib3 | 2.6.0 | 1 |
| opea/ | fe08165d7770 | urllib3 | 2.6.0 | 1 |
| openbas/ | a277796d9724 | urllib3 | 2.6.0 | 1 |
| opencsghq/ | 2f03fead54db | urllib3 | 2.6.0 | 1 |
| opencsghq/ | 2cd29671a03e | urllib3 | 2.6.0 | 1 |
| opencsghq/ | c36a5bac3cf0 | urllib3 | 2.6.0 | 1 |
| opendatacube/ | 120457ffcd69 | urllib3 | 2.6.0 | 1 |
| opendatacube/ | 5d810e8504b8 | urllib3 | 2.6.0 | 1 |
| opendatacube/ | 91870111837c | urllib3 | 2.6.0 | 1 |
| opendatacube/ | 1b90cdf68831 | urllib3 | 2.6.0 | 1 |
| opendatacube/ | 80df355a660b | urllib3 | 2.6.0 | 1 |
| openemr/ | 89eaa6d9a4e3 | urllib3 | 2.6.0 | 1 |
| openmined/ | b72f74a68b32 | py3-pip urllib3 | 26.1.1-r0 2.6.0 | 1 |
| openspeedtest/ | d4d62f4b7d85 | urllib3 | 2.6.0 | 1 |
| openstackhelm/ | f728510bab3c | urllib3 | 2.6.0 | 1 |
| openstackhelm/ | e07d75953d2e | urllib3 | 2.6.0 | 1 |
| openvpn/ | 2253c10ec652 | urllib3 | 2.6.0 | 1 |
| openwhisk/ | c80dba0de3aa | urllib3 | 2.6.0 | 1 |
| openzaak/ | 2e65313b9b10 | urllib3 | 2.6.0 | 1 |
| openzaak/ | 2ca2ea6e0ae9 | urllib3 | 2.6.0 | 1 |
| owanio1992/ | 4ade8e1e4d7e | urllib3 | 2.6.0 | 1 |
| oxheadalpha/ | d9faed45bf1c | urllib3 | 2.6.0 | 1 |
| pangeo/ | 5fbe688a4f80 | urllib3 | 2.6.0 | 1 |
| pecan/ | 73b2074f3fec | urllib3 | 2.6.0 | 1 |
| phan2410/ | 4a86d138832d | urllib3 | 2.6.0 | 1 |
| phntom/ | d8e2a9f2f085 | urllib3 | 2.6.0 | 1 |
| phntom/ | 3adadbac8443 | urllib3 | 2.6.0 | 1 |
| phntom/ | 49b6488f618b | urllib3 | 2.6.0 | 1 |
| phntom/ | d2b844700b57 | urllib3 | 2.6.0 | 1 |
| phsmith/ | 0265a7616ae8 | urllib3 | 2.6.0 | 1 |
| platzio/ | d5e5972f344b | urllib3 | 2.6.0 | 1 |
| pnnlmiscscripts/ | 155131891741 | urllib3 | 2.6.0 | 1 |
| pnnlmiscscripts/ | 8af4b7551d40 | urllib3 | 2.6.0 | 1 |
| prefecthq/ | 1df4b5b6238a | urllib3 | 2.6.0 | 1 |
| prompve/ | fcf041f0c24d | urllib3 | 2.6.0 | 1 |
| prompve/ | ff6749eb03b0 | urllib3 | 2.6.0 | 1 |
| pryorda/ | 79925e63e59f | urllib3 | 2.6.0 | 1 |