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
- 1,771
- of 17,790 indexed, latest versions
- Container images
- 1,636
- 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 1,771 of 17,790 indexed charts deploy, on 1,636 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 | 1,230 |
| expatapk | 2.6.4-r0, 2.7.0-r0, 2.7.1-r0, 2.7.2-r0+7 more | 2.8.4-r0 | 404 |
| expatrpm | 2.8.2-1.azl3 | 2.8.3-2 | 2 |
Charts affected
1,771 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| n8nn8n-helm | 2.25.7 | 1 of 1See more | 2,576 |
| clowder2ncsaVerified publisher | 1.9.7 | 1 of 12See more | 37,441 |
| nginx-chartnginx-chart-testVerified publisher | 0.1.1 | 1 of 1See more | 1,839 |
| helm-composenousefreakVerified publisher | 0.1.3 | 1 of 2See more | 14,324 |
| dashdotoben01Verified publisher | 1.5.0 | 1 of 1See more | 1,237 |
| nginx-s3olopostVerified publisher | 0.2.1 | 1 of 1See more | 5,051 |
| onechartonechart-slVerified publisher | 0.76.0 | 1 of 1See more | 1,839 |
| opencatalogiopencatalogi | 1.0.6 | 2 of 8See more | 14,862 |
| opentelemetry-demoopentelemetry-helmVerified publisher | 0.41.2 | 6See more | — |
| opikopikOfficialVerified publisher | 2.2.64 | 2See more | — |
| opsopsVerified publisher | 1.2.0 | 2 of 2See more | 9,049 |
| orbitalregorbitalregVerified publisher | 0.3.0 | 1 of 4See more | 2,279 |
| palworldpalworld-server-chartVerified publisher | 2.7.1 | 1 of 1See more | 3,694 |
| paperless-ngxpaperlessVerified publisher | 0.4.0 | 1 of 3See more | 8,510 |
| uptime-kumapascaliskeVerified publisher | 3.0.0 | 1 of 1See more | 6,890 |
| peertubepeertubeVerified publisher | 0.1.3 | 1 of 1See more | 7,075 |
| piholepihole-helmVerified publisher | 1.6.0 | 1 of 1See more | 571 |
| spring-boot-api-apppiominVerified publisher | 0.3.11 | 1 of 1See more | 7,616 |
| playgroundplayground | 0.1.1 | 1 of 1See more | 1,839 |
| matomopockostVerified publisher | 1.3.0 | 1 of 3See more | 5,102 |
| portraitportraitVerified publisher | 0.2.13 | 3 of 8See more | 31,949 |
| JenkinsprasoonjenkinsVerified publisher | 0.1.0 | 1 of 1See more | 2,487 |
| home-assistantpree-helm-chartsVerified publisher | 1.80.0 | 1 of 1See more | 2,139 |
| prowlerprowler-appVerified publisher | 0.0.9 | 1 of 5See more | 8,203 |
| phpqonstruktVerified publisher | 0.2.0 | 1 of 1See more | 24,038 |
| minecraft-serverqumine | 0.1.1500 | 1 of 1See more | 6,835 |
| rabbitmqrabbitmq-magefleet | 1.2.0 | 1 of 1See more | 2,809 |
| napcatredish101Verified publisher | 0.1.3 | 1 of 1See more | 7,466 |
| redmineredmine-helm-chartVerified publisher | 0.2.6 | 1 of 1See more | 4,252 |
| reportportalreportportal-ioOfficialVerified publisher | 26.8.12 | 1 of 15See more | 11,943 |
| reservation-appreservation-app | 1.0.9 | 1 of 4See more | 6,640 |
| resurfaceresurfaceioVerified publisher | 3.9.0 | 1 of 3See more | 7,487 |
| service-names-port-numbersrm3lVerified publisher | 0.26.1 | 1 of 1See more | 10,159 |
| kimai2robjuz | 5.0.14 | 1 of 2See more | 4,508 |
| rocketadminrocketadminOfficialVerified publisher | 1.0.42 | 1 of 1See more | 5,508 |
| fluent-bitromanow-helm-chartsVerified publisher | 1.7.3 | 1 of 1See more | 7,767 |
| kibanaromanow-helm-chartsVerified publisher | 1.7.1 | 1 of 1See more | 6,918 |
| routehub-client-hubroutehub-helm | 1.0.0 | 1 of 3See more | 13,028 |
| rstudio-pmrstudioVerified publisher | 0.20.5 | 1 of 1See more | 1,368 |
| baikalrubxkubeVerified publisher | 1.3.1 | 1 of 1See more | 5,321 |
| delugerubxkubeVerified publisher | 1.2.1 | 1 of 1See more | 13,562 |
| kyoorubxkubeVerified publisher | 0.1.10 | 2 of 9See more | 30,310 |
| uptime-kumasb-helm-charts | 0.4.0 | 1 of 1See more | 38,115 |
| immichsecustorVerified publisher | 2.0.5 | 1 of 1See more | 3,011 |
| karakeepself-hosters-by-nightVerified publisher | 2.5.1 | 1 of 1See more | 5,214 |
| sentry-k8ssentry-k8sVerified publisher | 1.4.1 | 4 of 11See more | 16,194 |
| vuiseriohub | 1.0.6 | 2 of 3See more | 11,545 |
| querysiakhooiVerified publisher | 1.0.0 | 1 of 1See more | 1,792 |
| mssqlserver-2019simcube | 1.2.3 | 1 of 1See more | 6,864 |
| smarter-demosmarterOfficialVerified publisher | 0.1.5 | 3 of 7See more | 46,028 |
Container images carrying it
1,636 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/ | 39d48995a5bd | expat | no fix listed | 1 |
| ghcr.io/ | 26c51e44d932 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 372d991e5888 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 56690a89c79a | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 612d76760b54 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 9a5a3eb4a213 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 80cb090162b4 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | cc4975f1a0be | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 067e54e2e107 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 9df1e14c8e09 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | dab0e07502a3 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 07198d49e5b4 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | cd25a5cc3f1b | expat | no fix listed | 1 |
| ghcr.io/ | dc6384d10cc8 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 8e53861be292 | expat | no fix listed | 1 |
| ghcr.io/ | 379e31b8c751 | expat | no fix listed | 1 |
| ghcr.io/ | 5a0839dc5303 | expat | no fix listed | 1 |
| ghcr.io/ | 2ab6a6273755 | expat | no fix listed | 1 |
| ghcr.io/ | b434cb9287ee | expat | no fix listed | 1 |
| ghcr.io/ | f8d06a32b1b2 | expat | no fix listed | 1 |
| ghcr.io/ | 6d4106724d56 | expat | no fix listed | 1 |
| ghcr.io/ | 10006bc0f309 | expat | no fix listed | 1 |
| ghcr.io/ | a824933e0f87 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 4447636e8102 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | 45f648c382a0 | expat | no fix listed | 1 |
| ghcr.io/ | 9a69aa14dc3e | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | ec01d3ac7887 | expat | no fix listed | 1 |
| ghcr.io/ | b52ff07f9f0c | expat | no fix listed | 1 |
| ghcr.io/ | dab685e668d9 | expat | no fix listed | 1 |
| ghcr.io/ | 4569cae83c70 | expat | no fix listed | 1 |
| ghcr.io/ | 4d763d58f11d | expat | no fix listed | 1 |
| ghcr.io/ | 6047599cd78e | expat | no fix listed | 1 |
| ghcr.io/ | 984dc4f19162 | expat | no fix listed | 1 |
| ghcr.io/ | 10c57cbc7ad0 | expat | 2.8.4-r0 | 1 |
| ghcr.io/ | c9bd82dc5fda | expat | no fix listed | 1 |
| ghcr.io/ | fdb5501cdfb9 | expat | no fix listed | 1 |
| ghcr.io/ | 5c6b8f91f1c4 | expat | no fix listed | 1 |
| ghcr.io/ | 827aa2f2389d | expat | no fix listed | 1 |
| ghcr.io/ | 54ebc1f90963 | expat | no fix listed | 1 |
| ghcr.io/ | e5571acd10ce | expat | no fix listed | 1 |
| ghcr.io/ | ef3670f7e0a8 | expat | no fix listed | 1 |
| ghcr.io/ | c863aa9875fa | expat | no fix listed | 1 |
| ghcr.io/ | 61deadd1ec78 | expat | no fix listed | 1 |
| ghcr.io/ | c2d6e775db5a | expat | no fix listed | 1 |
| ghcr.io/ | 0eb230e2381a | expat | no fix listed | 1 |
| ghcr.io/ | 4ea617c30397 | expat | no fix listed | 1 |
| ghcr.io/ | 6011182e3946 | expat | no fix listed | 1 |
| ghcr.io/ | 292b3614670f | expat | no fix listed | 1 |
| ghcr.io/ | 4ed7a896dd2b | expat | no fix listed | 1 |
| ghcr.io/ | abd7d6b11b1b | expat | 2.8.4-r0 | 1 |