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 |
|---|---|---|---|
| mcpmcp-chartsVerified publisher | 0.0.23 | 3 of 7See more | 7,025 |
| jellyfinmedia-servarrVerified publisher | 0.16.0 | 1 of 2See more | 2,775 |
| metrics-server-exportermetrics-server-exporterVerified publisher | 2.4.0 | 1 of 1See more | 1,273 |
| mw-kube-agent-v2middleware-labsVerified publisher | 2.8.6 | 1 of 1See more | 4,197 |
| mockservermockserverOfficialVerified publisher | 8.0.0 | 1 of 1See more | 1,037 |
| food-managermoreillonVerified publisher | 0.5.0 | 1 of 2See more | 13,812 |
| redminemt190502 | 7.3.4 | 1 of 3See more | 7,583 |
| 12factormyaVerified publisher | 24.1.2 | 1 of 1See more | 1,849 |
| my-react-appmy-react-app | 0.1.5 | 1 of 1See more | 1,849 |
| n8nn8n-helm | 2.25.7 | 1 of 1See more | 2,576 |
| clowder2ncsaVerified publisher | 1.9.7 | 1 of 12See more | 37,504 |
| nginx-chartnginx-chart-testVerified publisher | 0.1.1 | 1 of 1See more | 1,849 |
| helm-composenousefreakVerified publisher | 0.1.3 | 1 of 2See more | 14,363 |
| dashdotoben01Verified publisher | 1.5.0 | 1 of 1See more | 1,237 |
| nginx-s3olopostVerified publisher | 0.2.1 | 1 of 1See more | 5,062 |
| onechartonechart-slVerified publisher | 0.76.0 | 1 of 1See more | 1,849 |
| opencatalogiopencatalogi | 1.0.6 | 2 of 8See more | 14,884 |
| opentelemetry-demoopentelemetry-helmVerified publisher | 0.41.2 | 6 of 34See more | 22,916 |
| opikopikOfficialVerified publisher | 2.2.64 | 3 of 13See more | 14,444 |
| opsopsVerified publisher | 1.2.0 | 2 of 2See more | 9,101 |
| orbitalregorbitalregVerified publisher | 0.3.0 | 1 of 4See more | 2,286 |
| palworldpalworld-server-chartVerified publisher | 2.7.1 | 1 of 1See more | 3,715 |
| paperless-ngxpaperlessVerified publisher | 0.4.0 | 1 of 3See more | 8,553 |
| uptime-kumapascaliskeVerified publisher | 3.0.0 | 1 of 1See more | 6,918 |
| peertubepeertubeVerified publisher | 0.1.3 | 1 of 1See more | 7,128 |
| piholepihole-helmVerified publisher | 1.6.0 | 1 of 1See more | 571 |
| spring-boot-api-apppiominVerified publisher | 0.3.11 | 1 of 1See more | 7,622 |
| playgroundplayground | 0.1.1 | 1 of 1See more | 1,849 |
| matomopockostVerified publisher | 1.3.0 | 1 of 3See more | 5,204 |
| portraitportraitVerified publisher | 0.2.13 | 3 of 8See more | 32,033 |
| JenkinsprasoonjenkinsVerified publisher | 0.1.0 | 1 of 1See more | 2,498 |
| home-assistantpree-helm-chartsVerified publisher | 1.80.0 | 1 of 1See more | 2,139 |
| prowlerprowler-appVerified publisher | 0.0.9 | 1 of 5See more | 8,269 |
| phpqonstruktVerified publisher | 0.2.0 | 1 of 1See more | 24,027 |
| minecraft-serverqumine | 0.1.1500 | 1 of 1See more | 6,868 |
| rabbitmqrabbitmq-magefleet | 1.2.0 | 1 of 1See more | 2,815 |
| napcatredish101Verified publisher | 0.1.3 | 1 of 1See more | 7,474 |
| redmineredmine-helm-chartVerified publisher | 0.2.6 | 1 of 1See more | 4,273 |
| reportportalreportportal-ioOfficialVerified publisher | 26.8.12 | 1 of 15See more | 11,993 |
| reservation-appreservation-app | 1.0.9 | 1 of 4See more | 6,640 |
| resurfaceresurfaceioVerified publisher | 3.9.0 | 1 of 3See more | 7,489 |
| service-names-port-numbersrm3lVerified publisher | 0.26.1 | 1 of 1See more | 10,165 |
| kimai2robjuz | 5.0.14 | 1 of 2See more | 4,707 |
| rocketadminrocketadminOfficialVerified publisher | 1.0.42 | 1 of 1See more | 5,554 |
| fluent-bitromanow-helm-chartsVerified publisher | 1.7.3 | 1 of 1See more | 7,814 |
| kibanaromanow-helm-chartsVerified publisher | 1.7.1 | 1 of 1See more | 6,921 |
| routehub-client-hubroutehub-helm | 1.0.0 | 1 of 3See more | 13,018 |
| rstudio-pmrstudioVerified publisher | 0.20.5 | 1 of 1See more | 1,387 |
| baikalrubxkubeVerified publisher | 1.3.1 | 1 of 1See more | 5,332 |
| delugerubxkubeVerified publisher | 1.2.1 | 1 of 1See more | 13,558 |
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 |
|---|---|---|---|---|
| ghcr.io/ | 2bc7b260e44e | expat | no fix listed | 1 |
| ghcr.io/ | dd31d4713ef6 | expat | no fix listed | 1 |
| ghcr.io/ | a198ac7bc8c1 | expat | no fix listed | 1 |
| ghcr.io/ | 3b3670fce70b | expat | no fix listed | 1 |
| ghcr.io/ | 91fca773a63f | expat | no fix listed | 1 |
| ghcr.io/ | 89969b78fb07 | expat | no fix listed | 1 |
| ghcr.io/ | bf816072380e | expat | no fix listed | 1 |
| ghcr.io/ | d7bdfa7b41da | expat | no fix listed | 1 |
| ghcr.io/ | 8e3cb38953a3 | expat | no fix listed | 1 |
| ghcr.io/ | 26953ec68d5d | expat | no fix listed | 1 |
| ghcr.io/ | d7c43c3135c6 | expat | no fix listed | 1 |
| ghcr.io/ | 0bc598b2ac9a | expat | no fix listed | 1 |
| ghcr.io/ | d2c3218c7f9f | expat | no fix listed | 1 |
| ghcr.io/ | 6daa2dc7556b | expat | no fix listed | 1 |
| ghcr.io/ | 8bf880fe8c73 | expat | no fix listed | 1 |
| ghcr.io/ | 0acbe2f2e1ea | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 38eba84b2be8 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | bce6aca0f6ca | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 182664fe1ca0 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | aa467443e407 | expat | no fix listed | 1 |
| ghcr.io/ | 70548dbe0c6a | expat | no fix listed | 1 |
| ghcr.io/ | b354978c440d | expat | no fix listed | 1 |
| ghcr.io/ | d1cff2560c67 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 4005df5f7229 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | a56dfe91f5b1 | expat | no fix listed | 1 |
| ghcr.io/ | 916746209ac5 | expat | no fix listed | 1 |
| ghcr.io/ | 63873f3f698e | expat | no fix listed | 1 |
| ghcr.io/ | 447726cec07b | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 86ab9effd1a5 | expat | no fix listed | 1 |
| ghcr.io/ | 6e04659a3baa | expat | no fix listed | 1 |
| ghcr.io/ | dbaa8527bf4c | expat | no fix listed | 1 |
| ghcr.io/ | aa7d5d5dd6be | expat | no fix listed | 1 |
| ghcr.io/ | 1b53b0b3488e | expat | no fix listed | 1 |
| ghcr.io/ | d19d886d5090 | expat | no fix listed | 1 |
| ghcr.io/ | 5a6fe78d4d15 | expat | no fix listed | 1 |
| ghcr.io/ | 9b220ea83329 | expat | no fix listed | 1 |
| ghcr.io/ | 7bff29dcec72 | expat | no fix listed | 1 |
| ghcr.io/ | ce435c77651e | expat | no fix listed | 1 |
| ghcr.io/ | 1de7869ab46e | expat | no fix listed | 1 |
| ghcr.io/ | fbba58ddb1a6 | expat | no fix listed | 1 |
| ghcr.io/ | 7dc0ee57b628 | expat | no fix listed | 1 |
| ghcr.io/ | e951adf792cd | expat | 2.8.4-r0 | 1 |
| mcr.microsoft.com/ | f9af53a79fd1 | expat | 2.8.3-2 | 1 |
| mcr.microsoft.com/ | 13221ac5f673 | expat | no fix listed | 1 |
| mcr.microsoft.com/ | 49a57dc220b1 | expat | no fix listed | 1 |
| mcr.microsoft.com/ | 4bab24f36c1e | expat | no fix listed | 1 |
| mcr.microsoft.com/ | ba4c8329f48f | expat | no fix listed | 1 |
| mcr.microsoft.com/ | cee0f4db03b5 | expat | no fix listed | 1 |
| mcr.microsoft.com/ | fbf79e0fea59 | expat | no fix listed | 1 |
| mcr.microsoft.com/ | 5a4e52c87bb9 | expat | 2.8.3-2 | 1 |