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 |
|---|---|---|---|---|
| supabase/ | 606aca9fdaa7 | expat | no fix listed | 1 |
| supabase/ | 94a2a9d2906e | expat | no fix listed | 1 |
| svcosti/ | 8428d87bc5d0 | expat | 2.8.4-r0 | 1 |
| svtechnmaa/ | a934ffd63d25 | expat | no fix listed | 1 |
| svtechnmaa/ | 1d71314424aa | expat | no fix listed | 1 |
| svtechnmaa/ | 18394b08e6c3 | expat | no fix listed | 1 |
| svtechnmaa/ | 6e368ace0977 | expat | no fix listed | 1 |
| swaggerapi/ | 9ae209e3791e | expat | 2.8.4-r0 | 1 |
| swimmwatch/ | d48c705a58c8 | expat | no fix listed | 1 |
| sysnet4admin/ | bc25b152d88e | expat | no fix listed | 1 |
| sysnet4admin/ | e74b43c7f492 | expat | no fix listed | 1 |
| sysnet4admin/ | 5802bfcd7fed | expat | no fix listed | 1 |
| szurubooru/ | 880a53ca446d | expat | 2.8.4-r0 | 1 |
| szurubooru/ | accf2ad9fbc3 | expat | 2.8.4-r0 | 1 |
| tchiotludo/ | c2824dc2ae44 | expat | no fix listed | 1 |
| teknas09/ | 12a1fa85c4aa | expat | no fix listed | 1 |
| temporalio/ | a3a52e6ca122 | expat | 2.8.4-r0 | 1 |
| temporalio/ | cfde8170c92f | expat | 2.8.4-r0 | 1 |
| tensorflow/ | 1e3172090703 | expat | no fix listed | 1 |
| tenureai/ | 5f5b222df9a5 | expat | no fix listed | 1 |
| themoah/ | 610579160052 | expat | no fix listed | 1 |
| theradius/ | 63ba348546ec | expat | no fix listed | 1 |
| thijsvanloef/ | 401d3eb5c053 | expat | no fix listed | 1 |
| thijsvanloef/ | b4ac9ee22483 | expat | no fix listed | 1 |
| thingsboard/ | 2d17e4e36edc | expat | no fix listed | 1 |
| thmmniii/ | 5438517d9fc2 | expat | no fix listed | 1 |
| thongngo3301/ | a341af5976e3 | expat | no fix listed | 1 |
| tianon/ | b489049cdbca | expat | no fix listed | 1 |
| timescale/ | 289d55704b1b | expat | 2.8.4-r0 | 1 |
| timescale/ | bc8527e62f70 | expat | 2.8.4-r0 | 1 |
| timescale/ | a8e3322e1cf9 | expat | no fix listed | 1 |
| timescale/ | cdb9ae118899 | expat | no fix listed | 1 |
| timescale/ | d7db8f1085a3 | expat | no fix listed | 1 |
| timescale/ | e8d0a9cc3db5 | expat | no fix listed | 1 |
| timescale/ | ed719c0cd19d | expat | no fix listed | 1 |
| timothyclarke/ | 22c41e5ca7e2 | expat | no fix listed | 1 |
| tinymediamanager/ | 2b34dc85099e | expat | no fix listed | 1 |
| tombursch/ | b48e4ab727cd | expat | no fix listed | 1 |
| tombursch/ | 517f808eee66 | expat | 2.8.4-r0 | 1 |
| tomsquest/ | a594c624c5a6 | expat | 2.8.4-r0 | 1 |
| tpdock/ | 3da600c95a49 | expat | no fix listed | 1 |
| treskon/ | 88e813f22347 | expat | no fix listed | 1 |
| treskon/ | 694c098bcb52 | expat | 2.8.4-r0 | 1 |
| treskon/ | a475d80e4ecf | expat | no fix listed | 1 |
| trinodb/ | ee80ab5eeab2 | expat | no fix listed | 1 |
| trueosiris/ | 9356f98ad561 | expat | no fix listed | 1 |
| twentycrm/ | 2f78405a78be | expat | no fix listed | 1 |
| ubuntu/ | 723891b5bc74 | expat | no fix listed | 1 |
| unitycatalog/ | 3a688197b218 | expat | no fix listed | 1 |
| vabene1111/ | 0f8d061895e9 | expat | 2.8.4-r0 | 1 |