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
- 1,796
- of 17,787 indexed, latest versions
- Container images
- 1,661
- 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 1,796 of 17,787 indexed charts deploy, on 1,661 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 | 1,247 |
| expatapk | 2.6.4-r0, 2.7.0-r0, 2.7.1-r0, 2.7.2-r0+7 more | 2.8.4-r0 | 412 |
| expatrpm | 2.8.2-1.azl3 | 2.8.3-2 | 2 |
Charts affected
1,796 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| hello-world-charthelm-chart-test-hello-world | 0.1.0 | 1 of 1See more | 1,839 |
| mywebhelmchartwebapp | 0.0.5 | 1 of 1See more | 1,693 |
| my-apphelm-demo8564 | 0.2.7 | 1 of 2See more | 1,839 |
| chart-bookhelm-deploy-book | 0.1.0 | 1 of 3See more | 8,618 |
| helmfile-gitops-agenthelmfile-gitops-agentVerified publisher | 1.1.96 | 2 of 3See more | 2,597 |
| apachehelmforgeVerified publisher | 1.0.6 | 1 of 1See more | 1,693 |
| appwritehelmforgeVerified publisher | 1.3.4 | 2 of 5See more | 7,010 |
| archiveboxhelmforgeVerified publisher | 1.1.12 | 1 of 1See more | 7,648 |
| booklorehelmforgeVerified publisher | 2.0.1 | 1 of 3See more | 2,324 |
| castopodhelmforgeVerified publisher | 1.2.7 | 1 of 3See more | 9,422 |
| changedetectionhelmforgeVerified publisher | 1.1.15 | 1 of 1See more | 2,602 |
| chiefonboardinghelmforgeVerified publisher | 1.1.14 | 1 of 3See more | 10,898 |
| ckanhelmforgeVerified publisher | 1.3.8 | 1 of 6See more | 9,991 |
| countlyhelmforgeVerified publisher | 1.2.6 | 1 of 3See more | 18,923 |
| dawarichhelmforgeVerified publisher | 1.0.0 | 1 of 4See more | 4,698 |
| discount-bandithelmforgeVerified publisher | 2.0.8 | 1 of 3See more | 29,852 |
| druidhelmforgeVerified publisher | 1.3.6 | 2 of 4See more | 8,598 |
| drupalhelmforgeVerified publisher | 1.2.13 | 1 of 2See more | 3,660 |
| entehelmforgeVerified publisher | 1.0.2 | 1 of 4See more | 4,227 |
| fastmcp-serverhelmforgeVerified publisher | 1.7.4 | 1 of 1See more | 3,294 |
| generichelmforgeVerified publisher | 3.1.5 | 1 of 1See more | 1,839 |
| giteahelmforgeVerified publisher | 1.1.20 | 1 of 1See more | 536 |
| immichhelmforgeVerified publisher | 1.2.8 | 2 of 5See more | 11,080 |
| jenkinshelmforgeVerified publisher | 1.0.9 | 1 of 1See more | 2,487 |
| jupyterhubhelmforgeVerified publisher | 1.0.6 | 1 of 3See more | 5,350 |
| mcp-serverhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 3,442 |
| medikeephelmforgeVerified publisher | 2.0.0 | 1 of 3See more | 6,041 |
| middlewarehelmforgeVerified publisher | 1.2.6 | 1 of 4See more | 9,704 |
| minecrafthelmforgeVerified publisher | 1.5.3 | 1 of 1See more | 4,702 |
| moodlehelmforgeVerified publisher | 1.1.0 | 1 of 2See more | 5,911 |
| netboxhelmforgeVerified publisher | 2.0.1 | 1 of 4See more | 4,321 |
| nextcloudhelmforgeVerified publisher | 1.0.0 | 1 of 3See more | 7,041 |
| opencloudhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 663 |
| openreel-videohelmforgeVerified publisher | 1.0.3 | 1 of 1See more | 1,086 |
| phpmyadminhelmforgeVerified publisher | 2.0.1 | 1 of 1See more | 4,741 |
| poznotehelmforgeVerified publisher | 2.0.2 | 1 of 1See more | 483 |
| strapihelmforgeVerified publisher | 2.3.14 | 1 of 3See more | 2,073 |
| tomcathelmforgeVerified publisher | 1.0.6 | 1 of 2See more | 1,224 |
| uptime-kumahelmforgeVerified publisher | 1.5.12 | 1 of 1See more | 30,106 |
| zookeeperhelmforgeVerified publisher | 1.0.2 | 1 of 1See more | 3,142 |
| myapphelmingapp | 0.1.0 | 1 of 1See more | 11,441 |
| jellyfinhelm-l3st86Verified publisher | 0.1.8 | 1 of 1See more | 2,615 |
| openaevhelm-openbasVerified publisher | 2.0.5 | 1 of 7See more | 7,502 |
| openbashelm-openbasVerified publisher | 1.8.14 | 2 of 7See more | 25,099 |
| release-cleanerhelm-release-cleanerVerified publisher | 1.0.0 | 1 of 1See more | 2,001 |
| pageshelm-repo | 1.0.0 | 2 of 3See more | 20,233 |
| svacerhelm-svacer | 0.6.0 | 1 of 1See more | 6,076 |
| my-nginxhelmtaiwo | 0.1.0 | 1 of 1See more | 1,839 |
| samplehelmapphelmtraining | 3.0.0 | 1 of 1See more | 5,114 |
| nominatimheywood8-helm-chartsVerified publisher | 3.10.8 | 1 of 3See more | 14,350 |
Container images carrying it
1,661 by charts deploying them
A fixed version is listed for 3 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| devkrishan001/ | a0ad60836e6b | expat | 2.8.4-r0 | 1 |
| dgraziotin/ | 38f2de42bed0 | expat | no fix listed | 1 |
| digitalist/ | bc4aeeaea769 | expat | 2.8.4-r0 | 1 |
| diygod/ | 1d4b508b6357 | expat | no fix listed | 1 |
| diygod/ | 7a6312cac0d5 | expat | no fix listed | 1 |
| docuseal/ | 7493fd7f6728 | expat | 2.8.4-r0 | 1 |
| dokuwiki/ | f08ecfdda239 | expat | no fix listed | 1 |
| dolibarr/ | 69ec52e3b7ef | expat | no fix listed | 1 |
| dolibarr/ | 7ad88fc9b13c | expat | no fix listed | 1 |
| domainmod/ | 4017bfe4c597 | expat | no fix listed | 1 |
| dongjiang1989/ | 4bf9ae391948 | expat | no fix listed | 1 |
| dpage/ | 52cb72a9e3da | expat | 2.8.4-r0 | 1 |
| dragonflyoss/ | a1b52779c4dd | expat | no fix listed | 1 |
| dragonflyoss/ | edf3e921f4e0 | expat | no fix listed | 1 |
| dremio/ | 80ed2e3b7c43 | expat | no fix listed | 1 |
| drpcorg/ | 8858fae1859d | expat | no fix listed | 1 |
| drumsergio/ | 28244054e1bf | expat | no fix listed | 1 |
| dserio83/ | 6b3d9115fee2 | expat | no fix listed | 1 |
| dserio83/ | d5deae589229 | expat | no fix listed | 1 |
| dzikoysk/ | 4128c2d7a6ba | expat | no fix listed | 1 |
| dzikoysk/ | 90de4c8e6c0e | expat | no fix listed | 1 |
| eclipseaerios/ | 43cd999a008d | expat | 2.8.4-r0 | 1 |
| eclipseaerios/ | e7f5ba0bc64d | expat | no fix listed | 1 |
| eclipseaerios/ | 15fba526a4f8 | expat | 2.8.4-r0 | 1 |
| eclipseaerios/ | 3a8e4cf60629 | expat | 2.8.4-r0 | 1 |
| eftechcombr/ | f3d0ed01709e | expat | 2.8.4-r0 | 1 |
| elastictranscoder/ | 963ab3858c6b | expat | no fix listed | 1 |
| elastictranscoder/ | 26208b8c2359 | expat | no fix listed | 1 |
| elastictranscoder/ | b4a0327029e6 | expat | no fix listed | 1 |
| elastictranscoder/ | 5b75d19e2733 | expat | no fix listed | 1 |
| elautoestopista/ | 125ba620d528 | expat | 2.8.4-r0 | 1 |
| electriccoinco/ | 2ae3a551e111 | expat | no fix listed | 1 |
| emqx/ | e33e9816f147 | expat | no fix listed | 1 |
| epam/ | 0ac5be78d7c2 | expat | 2.8.4-r0 | 1 |
| epam/ | 31af7cf96ee1 | expat | 2.8.4-r0 | 1 |
| epamedp/ | 49e8fe9c4855 | expat | 2.8.4-r0 | 1 |
| erenozcan17/ | 6e1b14973f9b | expat | 2.8.4-r0 | 1 |
| erudikaltd/ | 235e0bc53da2 | expat | no fix listed | 1 |
| erudikaltd/ | 949c56b57e8f | expat | 2.8.4-r0 | 1 |
| escaping/ | 87fa79255962 | expat | no fix listed | 1 |
| esphome/ | 4866347cb5b4 | expat | no fix listed | 1 |
| esphome/ | 85abea33854b | expat | no fix listed | 1 |
| esphome/ | 9ab8cc88b28c | expat | no fix listed | 1 |
| esphome/ | b2c6322700ac | expat | no fix listed | 1 |
| esphome/ | def8b6e4f517 | expat | no fix listed | 1 |
| espocrm/ | 1b5a24504ed9 | expat | no fix listed | 1 |
| esteban1930/ | f9078279632c | expat | 2.8.4-r0 | 1 |
| ethereumex/ | a7603aa8df4c | expat | no fix listed | 1 |
| etherpad/ | 6020e7b57f4b | expat | 2.8.4-r0 | 1 |
| etherpad/ | b723fe5f2594 | expat | 2.8.4-r0 | 1 |