CVE-2026-66046
HighAdvisory
Published 18 Aug 2026In the index since 5 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 8.7
- base score, highest
- EPSS
- 0.006
- 46th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 1,793
- of 17,792 indexed, latest versions
- Container images
- 1,659
- deployed by those charts
- Fix available
- 3 of 3
- affected packages
CVE-2026-66046 affecting package expat for versions less than 2.8.3-2
Carried by container images the latest versions of 1,793 of 17,792 indexed charts deploy, on 1,659 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| expatdeb | 2.1.0-4ubuntu1, 2.1.0-4ubuntu1.4, 2.1.0-7ubuntu0.16.04.2, 2.1.0-7ubuntu0.16.04.3+36 more | 2.8.4-1 | 1,249 |
| expatapk | 2.6.4-r0, 2.7.0-r0, 2.7.1-r0, 2.7.2-r0+7 more | 2.8.4-r0 | 408 |
| expatrpm | 2.8.2-1.azl3 | 2.8.3-2 | 2 |
Charts affected
1,793 by stars
Container images carrying it
1,659 by charts deploying them
A fixed version is listed for 3 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| openproject/ | 48952034215d | expat | no fix listed | 1 |
| openresty/ | acd832254d9c | expat | 2.8.4-r0 | 1 |
| openstackhelm/ | f728510bab3c | expat | no fix listed | 1 |
| openstackhelm/ | e07d75953d2e | expat | no fix listed | 1 |
| openthread/ | f307f59f6432 | expat | no fix listed | 1 |
| openvino/ | 1e7cd1d70cc1 | expat | no fix listed | 1 |
| openvpn/ | 2253c10ec652 | expat | no fix listed | 1 |
| openwhisk/ | c80dba0de3aa | expat | no fix listed | 1 |
| opsmx11/ | 5c50ca123d88 | expat | no fix listed | 1 |
| orbitalreg/ | 4fd449582a3c | expat | 2.8.4-r0 | 1 |
| owncloud/ | b38fd8fdd58f | expat | 2.8.4-r0 | 1 |
| owncloud/ | 51d9b74fc2a8 | expat | no fix listed | 1 |
| owncloud/ | 74c53d341076 | expat | no fix listed | 1 |
| owncloud/ | b3f9efdcd7f7 | expat | no fix listed | 1 |
| passbolt/ | af3a620902a0 | expat | no fix listed | 1 |
| payara/ | 31f1253f0cf8 | expat | no fix listed | 1 |
| penpotapp/ | 47853d9bb9dd | expat | no fix listed | 1 |
| penpotapp/ | 5c835ffd87ab | expat | no fix listed | 1 |
| penpotapp/ | 72a8061e8806 | expat | no fix listed | 1 |
| penpotapp/ | 94fa2864d8fc | expat | 2.8.4-r0 | 1 |
| phan2410/ | 9c6ed6de26ca | expat | no fix listed | 1 |
| phan2410/ | 4a86d138832d | expat | no fix listed | 1 |
| phntom/ | 51cf9da4aa2e | expat | no fix listed | 1 |
| photoprism/ | 2954334adbda | expat | no fix listed | 1 |
| photoprism/ | 650c6ad5a651 | expat | no fix listed | 1 |
| photoprism/ | 958642220223 | expat | no fix listed | 1 |
| photoprism/ | fc6fd632ca74 | expat | no fix listed | 1 |
| phpipam/ | 1942d0feb4d5 | expat | 2.8.4-r0 | 1 |
| phpipam/ | e7640697a075 | expat | 2.8.4-r0 | 1 |
| phpmyadmin/ | 42a200db07b4 | expat | no fix listed | 1 |
| pk910/ | 3dcae6a62896 | expat | no fix listed | 1 |
| plantuml/ | 5f6f99ec2fc1 | expat | no fix listed | 1 |
| platzio/ | d5e5972f344b | expat | 2.8.4-r0 | 1 |
| pmoscode/ | 8ee61554699c | expat | 2.8.4-r0 | 1 |
| pockost/ | 7f5d293cbe4e | expat | no fix listed | 1 |
| posit/ | 527493ef621b | expat | no fix listed | 1 |
| postgis/ | 7e00e8c3539f | expat | no fix listed | 1 |
| powerdns/ | 33aadc74a8d6 | expat | no fix listed | 1 |
| praravind1801/ | f29d637b9ce1 | expat | no fix listed | 1 |
| prefecthq/ | 1df4b5b6238a | expat | no fix listed | 1 |
| prefecthq/ | f518ebb9c353 | expat | no fix listed | 1 |
| pretix/ | 5df3b7aa852e | expat | no fix listed | 1 |
| project2team4/ | 3ff031a08887 | expat | no fix listed | 1 |
| prom/ | 71c2e988af06 | expat | no fix listed | 1 |
| prompve/ | e3d501a82df5 | expat | 2.8.4-r0 | 1 |
| prowlercloud/ | 4f252d579be2 | expat | no fix listed | 1 |
| pschichtel/ | b543e9c2d371 | expat | no fix listed | 1 |
| psorab/ | 53b68896c4ce | expat | no fix listed | 1 |
| ptthanh1511/ | 5741cbde85ab | expat | no fix listed | 1 |
| puppet/ | 0b6fd9a6b7da | expat | no fix listed | 1 |