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
- 1,791
- of 17,781 indexed, latest versions
- Container images
- 1,656
- 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 1,791 of 17,781 indexed charts deploy, on 1,656 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 | 1,245 |
| 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
1,791 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| argo-cdargoOfficialVerified publisher | 10.9.0 | 1 of 3See more | 3,218 |
| jenkinsjenkinsciOfficialVerified publisher | 5.9.58 | 1 of 2See more | 2,665 |
| gitlab-runnergitlabVerified publisher | 0.92.1 | 1 of 1See more | 904 |
| nextcloudnextcloud | 9.2.6 | 1 of 1See more | 4,507 |
| metallbmetallbVerified publisher | 0.16.1 | 1 of 4See more | 2,127 |
| sonarqubesonarqubeVerified publisher | 10.0.0+521 | 1 of 3See more | 6,556 |
| nginx-ingressnginxVerified publisher | 2.7.1 | 1 of 1See more | 1,285 |
| artifact-hubartifact-hubVerified publisher | 1.23.0 | 1 of 7See more | 10,755 |
| piholemojo2600Verified publisher | 2.38.0 | 1 of 1See more | 571 |
| n8ncommunity-chartsVerified publisher | 1.24.40 | 1 of 1See more | 772 |
| mimir-distributedgrafana | 6.2.0 | 1 of 6See more | 4,517 |
| jupyterhubjupyterhubOfficialVerified publisher | 4.4.2 | 2 of 7See more | 7,894 |
| argo-cdargo-cd-oci | 10.9.0 | 1 of 3See more | 3,218 |
| metabasepmint93 | 2.27.6 | 1 of 1See more | 1,639 |
| argocd-image-updaterargoOfficialVerified publisher | 1.3.1 | 1 of 1See more | 718 |
| n8nopen-8gears | 2.1.1 | 1 of 1See more | 1,038 |
| uptime-kumauptime-kumaVerified publisher | 4.2.0 | 1 of 1See more | 30,159 |
| airflowairflow-helmVerified publisher | 8.9.0 | 1 of 4See more | 11,367 |
| kongkongOfficialVerified publisher | 3.4.1 | 1 of 2See more | 1,135 |
| openebsopenebsOfficialVerified publisher | 4.6.1 | 1 of 35See more | 23,894 |
| jiraatlassian-data-centerVerified publisher | 2.0.15 | 1 of 2See more | 1,490 |
| zabbixzabbix-communityVerified publisher | 7.1.0 | 2 of 5See more | 13,664 |
| graylogkong-zVerified publisher | 3.0.32 | 1 of 5See more | 2,699 |
| netdatanetdataVerified publisher | 3.7.173 | 1 of 1See more | 3,092 |
| maildocker-postfixVerified publisher | 5.1.0 | 1 of 1See more | 5,366 |
| flux2fluxcd-community | 2.19.0 | 1 of 7See more | 2,951 |
| netboxnetboxOfficialVerified publisher | 8.3.74 | 1 of 5See more | 1,015 |
| zammadzammadOfficialVerified publisher | 18.0.5 | 1 of 5See more | 6,887 |
| chaos-meshchaos-meshVerified publisher | 2.8.4 | 1 of 4See more | 6,342 |
| csi-driver-nfscsi-driver-nfsVerified publisher | 4.13.4 | 1 of 6See more | 3,324 |
| atlantisatlantis | 6.15.0 | 1 of 1See more | 1,891 |
| netboxbootcVerified publisher | 4.1.1 | 1 of 4See more | 9,145 |
| milvusmilvus | 4.0.31 | 1 of 5See more | 32,259 |
| clearmlallegroaiOfficialVerified publisher | 7.15.0 | 1 of 4See more | 10,622 |
| penpotpenpotOfficialVerified publisher | 1.9.0 | 2 of 4See more | 4,314 |
| semaphoresemaphoreuiOfficialVerified publisher | 16.2.2 | 1 of 1See more | 2,221 |
| weblateweblateOfficialVerified publisher | 0.5.36 | 1 of 3See more | 6,699 |
| node-rednode-redVerified publisher | 0.40.2 | 1 of 1See more | 2,172 |
| difydoubanVerified publisher | 0.10.0 | 1 of 6See more | 19,391 |
| dragonflydragonflyVerified publisher | 1.8.4 | 1 of 3See more | 3,787 |
| kubesharkkubeshark-helm-chartsOfficialVerified publisher | 53.4.0 | 1 of 3See more | 825 |
| akhqakhq | 0.28.0 | 1 of 1See more | 1,548 |
| pulsarapache | 4.7.0 | 1 of 10See more | 9,864 |
| guacamoleberyju-org | 1.4.2 | 1 of 3See more | 3,606 |
| vertical-pod-autoscalercowboysysopVerified publisher | 11.1.1 | 1 of 4See more | 6,927 |
| difydify-helmVerified publisher | 0.38.0 | 5 of 11See more | 22,002 |
| plantumlstevehipwellVerified publisher | 3.49.0 | 1 of 1See more | 1,869 |
| ingresskongOfficialVerified publisher | 0.24.0 | 1 of 2See more | 1,135 |
| oktetooktetoOfficialVerified publisher | 0.0.0-2026-08-03 | 2 of 10See more | 5,750 |
| yourlsyourlsOfficialVerified publisher | 8.9.11 | 1 of 2See more | 2,203 |
Container images carrying it
1,656 by charts deploying them
A fixed version is listed for 3 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| istio/ | 2232f365aed6 | expat | no fix listed | 1 |
| istio/ | 268ab879ea51 | expat | no fix listed | 1 |
| istio/ | 655eefa11c84 | expat | no fix listed | 1 |
| istio/ | 294ca55bd1cc | expat | no fix listed | 1 |
| istio/ | c09319753454 | expat | no fix listed | 1 |
| istio/ | e7e110a421c2 | expat | no fix listed | 1 |
| istio/ | 0c78be035e98 | expat | no fix listed | 1 |
| istio/ | 87a9db561d2e | expat | no fix listed | 1 |
| istio/ | 88c6c693e67a | expat | no fix listed | 1 |
| itzg/ | 1c59f9631f3b | expat | no fix listed | 1 |
| itzg/ | 4e29d14082d9 | expat | no fix listed | 1 |
| itzg/ | 8672e335dbef | expat | no fix listed | 1 |
| ixsystems/ | 19c218455cd2 | expat | no fix listed | 1 |
| jacobalberty/ | 4a3616625dda | expat | no fix listed | 1 |
| jacobalberty/ | b3edc809a3ff | expat | no fix listed | 1 |
| jacobalberty/ | c409924e2463 | expat | no fix listed | 1 |
| jaedb/ | 048cfbf58d57 | expat | no fix listed | 1 |
| jakowenko/ | b858bac9e32a | expat | no fix listed | 1 |
| jbtronics/ | 5db71f6db59d | expat | no fix listed | 1 |
| jeboehm/ | e756949e537d | expat | 2.8.4-r0 | 1 |
| jeboehm/ | 9da13edf5aa8 | expat | 2.8.4-r0 | 1 |
| jedi132000/ | dc2a81e92f23 | expat | no fix listed | 1 |
| jellyfin/ | 1694ff069f0c | expat | no fix listed | 1 |
| jellyfin/ | 17285f9cce63 | expat | no fix listed | 1 |
| jellyfin/ | 17c3a8d9dddb | expat | no fix listed | 1 |
| jellyfin/ | 333b64771663 | expat | no fix listed | 1 |
| jellyfin/ | 79fb3d73a3e9 | expat | no fix listed | 1 |
| jellyfin/ | 7ae36aab93ef | expat | no fix listed | 1 |
| jellyfin/ | 96b09723b22f | expat | no fix listed | 1 |
| jenkins/ | 95313257a8cd | expat | no fix listed | 1 |
| jenkins/ | de4fea113221 | expat | no fix listed | 1 |
| jhipster/ | 7184525acd4d | expat | no fix listed | 1 |
| jhonbrownn/ | 6936e4f1caeb | expat | 2.8.4-r0 | 1 |
| jhoncytech/ | 18c3ca1f411e | expat | no fix listed | 1 |
| jingking/ | 43e74ab234e1 | expat | no fix listed | 1 |
| jlesage/ | 055c28defe31 | expat | 2.8.4-r0 | 1 |
| jmferrer/ | 030f68ec6998 | expat | no fix listed | 1 |
| jodogne/ | 6ff510aa29c2 | expat | no fix listed | 1 |
| jordan/ | f75025fe8ea8 | expat | no fix listed | 1 |
| josh5/ | 4d49c4816260 | expat | no fix listed | 1 |
| juicedata/ | 95008ba63318 | expat | no fix listed | 1 |
| jupyterhub/ | 3974ba945e65 | expat | no fix listed | 1 |
| jupyterhub/ | b6b4a1a34bf0 | expat | no fix listed | 1 |
| jupyterhub/ | e4770285aaf7 | expat | no fix listed | 1 |
| jupyterhub/ | e3e6f3051df8 | expat | no fix listed | 1 |
| kafkace/ | 7adc206bf5a4 | expat | no fix listed | 1 |
| kafkakraft/ | 062d697db7e5 | expat | no fix listed | 1 |
| kafkakraft/ | f261ad288fce | expat | no fix listed | 1 |
| kafkakraft/ | 2e4b593b878b | expat | no fix listed | 1 |
| kenchrcum/ | 12fb213debf1 | expat | 2.8.4-r0 | 1 |