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
- 1,794
- of 17,790 indexed, latest versions
- Container images
- 1,662
- 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 1,794 of 17,790 indexed charts deploy, on 1,662 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 | 1,251 |
| expatapk | 2.6.4-r0, 2.7.0-r0, 2.7.1-r0, 2.7.2-r0+7 more | 2.8.4-r0 | 409 |
| expatrpm | 2.8.2-1.azl3 | 2.8.3-2 | 2 |
Charts affected
1,794 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| my-apphelm-demo8564 | 0.2.7 | 1 of 2See more | 1,849 |
| chart-bookhelm-deploy-book | 0.1.0 | 1 of 3See more | 9,148 |
| helmfile-gitops-agenthelmfile-gitops-agentVerified publisher | 1.1.96 | 2 of 3See more | 2,613 |
| apachehelmforgeVerified publisher | 1.0.6 | 1 of 1See more | 1,703 |
| appwritehelmforgeVerified publisher | 2.0.0 | 1 of 5See more | 4,689 |
| archiveboxhelmforgeVerified publisher | 1.1.12 | 1 of 1See more | 7,675 |
| booklorehelmforgeVerified publisher | 2.0.1 | 1 of 3See more | 2,329 |
| castopodhelmforgeVerified publisher | 1.2.7 | 1 of 3See more | 9,485 |
| changedetectionhelmforgeVerified publisher | 1.1.16 | 1 of 1See more | 2,612 |
| chiefonboardinghelmforgeVerified publisher | 1.1.15 | 1 of 3See more | 7,086 |
| ckanhelmforgeVerified publisher | 1.3.8 | 1 of 6See more | 10,027 |
| countlyhelmforgeVerified publisher | 1.2.6 | 1 of 3See more | 18,938 |
| dawarichhelmforgeVerified publisher | 1.0.1 | 2 of 4See more | 10,442 |
| discount-bandithelmforgeVerified publisher | 2.0.8 | 1 of 3See more | 29,930 |
| druidhelmforgeVerified publisher | 1.3.6 | 2 of 4See more | 8,623 |
| drupalhelmforgeVerified publisher | 1.2.13 | 1 of 2See more | 3,884 |
| entehelmforgeVerified publisher | 1.0.2 | 1 of 4See more | 4,254 |
| fastmcp-serverhelmforgeVerified publisher | 1.7.4 | 1 of 1See more | 3,304 |
| generichelmforgeVerified publisher | 3.1.5 | 1 of 1See more | 1,849 |
| giteahelmforgeVerified publisher | 1.1.20 | 1 of 1See more | 543 |
| immichhelmforgeVerified publisher | 1.2.8 | 2 of 5See more | 11,122 |
| jenkinshelmforgeVerified publisher | 1.0.9 | 1 of 1See more | 2,498 |
| jupyterhubhelmforgeVerified publisher | 1.0.6 | 1 of 3See more | 5,361 |
| mcp-serverhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 3,453 |
| medikeephelmforgeVerified publisher | 2.0.1 | 1 of 3See more | 5,430 |
| middlewarehelmforgeVerified publisher | 1.2.6 | 1 of 4See more | 9,771 |
| minecrafthelmforgeVerified publisher | 1.5.4 | 1 of 1See more | 4,129 |
| moodlehelmforgeVerified publisher | 1.1.0 | 1 of 2See more | 6,206 |
| netboxhelmforgeVerified publisher | 2.0.1 | 1 of 4See more | 4,347 |
| nextcloudhelmforgeVerified publisher | 1.0.0 | 1 of 3See more | 7,211 |
| opencloudhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 670 |
| openreel-videohelmforgeVerified publisher | 1.0.3 | 1 of 1See more | 1,086 |
| phpmyadminhelmforgeVerified publisher | 2.0.1 | 1 of 1See more | 4,819 |
| poznotehelmforgeVerified publisher | 2.0.3 | 1 of 1See more | 483 |
| strapihelmforgeVerified publisher | 2.3.14 | 1 of 3See more | 2,084 |
| tomcathelmforgeVerified publisher | 1.0.6 | 1 of 2See more | 1,253 |
| uptime-kumahelmforgeVerified publisher | 1.5.13 | 1 of 1See more | 30,326 |
| zookeeperhelmforgeVerified publisher | 1.0.2 | 1 of 1See more | 3,145 |
| myapphelmingapp | 0.1.0 | 1 of 1See more | 12,680 |
| jellyfinhelm-l3st86Verified publisher | 0.1.8 | 1 of 1See more | 2,626 |
| openaevhelm-openbasVerified publisher | 2.0.5 | 1 of 7See more | 7,528 |
| openbashelm-openbasVerified publisher | 1.8.14 | 2 of 7See more | 25,190 |
| release-cleanerhelm-release-cleanerVerified publisher | 1.0.0 | 1 of 1See more | 2,001 |
| pageshelm-repo | 1.0.0 | 2 of 3See more | 20,242 |
| svacerhelm-svacer | 0.6.0 | 1 of 1See more | 6,085 |
| my-nginxhelmtaiwo | 0.1.0 | 1 of 1See more | 1,849 |
| samplehelmapphelmtraining | 3.0.0 | 1 of 1See more | 5,996 |
| nominatimheywood8-helm-chartsVerified publisher | 3.10.8 | 1 of 3See more | 14,363 |
| hivemq-edgehivemqOfficialVerified publisher | 0.1.36 | 1 of 1See more | 1,238 |
| printserverhmediadeVerified publisher | 1.0.2 | 2 of 4See more | 10,948 |
Container images carrying it
1,662 by charts deploying them
A fixed version is listed for 3 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| zooproject/ | 9a507cb7e2dd | expat | no fix listed | 1 |
| gcr.io/ | 809338a69bd5 | expat | no fix listed | 1 |
| gcr.io/ | 5ea7b7f3632a | expat | no fix listed | 1 |
| gcr.io/ | 8f9ff98fdbef | expat | no fix listed | 1 |
| gcr.io/ | 9bcfd2abc361 | expat | no fix listed | 1 |
| ghcr.io/ | 7930061993f7 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | a52dc5db694a | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 779759172676 | expat | no fix listed | 1 |
| ghcr.io/ | 4c28334f3c79 | expat | no fix listed | 1 |
| ghcr.io/ | cc9a028d9c43 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 459010a02aff | expat | no fix listed | 1 |
| ghcr.io/ | d332ae2410f8 | expat | no fix listed | 1 |
| ghcr.io/ | 744bc929a579 | expat | no fix listed | 1 |
| ghcr.io/ | 13e267ad7d94 | expat | no fix listed | 1 |
| ghcr.io/ | e9c2ce635b89 | expat | no fix listed | 1 |
| ghcr.io/ | f527d10769ac | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | f9104080d9a7 | expat | no fix listed | 1 |
| ghcr.io/ | 4a2824296412 | expat | no fix listed | 1 |
| ghcr.io/ | ae3b0e29daaa | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 20518335f9f9 | expat | no fix listed | 1 |
| ghcr.io/ | 70d9d1b78d39 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | cb5f24732197 | expat | no fix listed | 1 |
| ghcr.io/ | fcbab3a24880 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 6ba69487f1b0 | expat | no fix listed | 1 |
| ghcr.io/ | 5889bea38e56 | expat | no fix listed | 1 |
| ghcr.io/ | 8766ba08bf1a | expat | no fix listed | 1 |
| ghcr.io/ | 0379598e9ad2 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 8eb6e492fe3c | expat | no fix listed | 1 |
| ghcr.io/ | 1aba0ffe55ea | expat | no fix listed | 1 |
| ghcr.io/ | 68f52b993a7f | expat | no fix listed | 1 |
| ghcr.io/ | 72f35584026d | expat | no fix listed | 1 |
| ghcr.io/ | ddd462dbde39 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | d3d3af34bc2c | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 6fde1edc0983 | expat | no fix listed | 1 |
| ghcr.io/ | d600eac6283f | expat | no fix listed | 1 |
| ghcr.io/ | 2ed0183564d7 | expat | no fix listed | 1 |
| ghcr.io/ | 853e6f105b51 | expat | no fix listed | 1 |
| ghcr.io/ | ca7dc7362968 | expat | no fix listed | 1 |
| ghcr.io/ | 0eb3ad229c2c | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 443d9850a688 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 129212faf248 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 0e99f12bb040 | expat | no fix listed | 1 |
| ghcr.io/ | d9d796a1b846 | expat | no fix listed | 1 |
| ghcr.io/ | a058034ca006 | expat | no fix listed | 1 |
| ghcr.io/ | 896e4926e0d7 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 8d943799621b | expat | no fix listed | 1 |
| ghcr.io/ | 0d28dbd95b03 | expat | no fix listed | 1 |
| ghcr.io/ | 69b1d3c09cfa | expat | no fix listed | 1 |
| ghcr.io/ | 9608d9b51452 | expat | no fix listed | 1 |
| ghcr.io/ | fb609bc264d9 | expat | no fix listed | 1 |