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 |
|---|---|---|---|---|
| scholtz2/ | e9af7d8ff6bb | expat | no fix listed | 1 |
| scholtz2/ | 1ec63eca86b6 | expat | no fix listed | 1 |
| scholtz2/ | 70263d8fab5b | expat | no fix listed | 1 |
| scholtz2/ | 3a3b3d3277d2 | expat | no fix listed | 1 |
| scholtz2/ | 6770214bc881 | expat | no fix listed | 1 |
| scrapinghub/ | a5f89bc84606 | expat | no fix listed | 1 |
| seafileltd/ | 6693911bcc40 | expat | no fix listed | 1 |
| seafileltd/ | 70628f29c663 | expat | no fix listed | 1 |
| seafileltd/ | 7ac833196f60 | expat | no fix listed | 1 |
| seafileltd/ | d0c66e4621bd | expat | no fix listed | 1 |
| seafileltd/ | ed0fcda5e6a9 | expat | no fix listed | 1 |
| seldonio/ | 1d0da98a2d76 | expat | no fix listed | 1 |
| selenium/ | d47c27474cb4 | expat | no fix listed | 1 |
| selenium/ | 5ac71fd8dd1e | expat | no fix listed | 1 |
| selenium/ | 74a5c1c90f95 | expat | no fix listed | 1 |
| semaphoreui/ | 3996804607eb | expat | 2.8.4-r0 | 1 |
| semaphoreui/ | e9260bfa8255 | expat | 2.8.4-r0 | 1 |
| serversideup/ | 8f8c2f010ac5 | expat | no fix listed | 1 |
| seyiogunniran/ | 3a0ed39e5830 | expat | 2.8.4-r0 | 1 |
| shamimkuet/ | b82902a76a04 | expat | no fix listed | 1 |
| shaowenchen/ | 26da43bb5b66 | expat | no fix listed | 1 |
| shaowenchen/ | 315444f703f4 | expat | no fix listed | 1 |
| shenxn/ | acf31af7c111 | expat | no fix listed | 1 |
| shlinkio/ | dc8bf3565a25 | expat | 2.8.4-r0 | 1 |
| siakhooi/ | f1f4b5b1b870 | expat | 2.8.4-r0 | 1 |
| sigma2as/ | d899e81ee3eb | expat | 2.8.4-r0 | 1 |
| signalen/ | 760256000738 | expat | no fix listed | 1 |
| signalen/ | 1ab79cb7fe21 | expat | 2.8.4-r0 | 1 |
| sigp/ | 2c219b04758e | expat | no fix listed | 1 |
| sirrend/ | 699e79e3d4e2 | expat | no fix listed | 1 |
| sirrend/ | 7ca688c7abf5 | expat | no fix listed | 1 |
| sirrend/ | 997866417011 | expat | no fix listed | 1 |
| sismics/ | f4b0ef019cf1 | expat | no fix listed | 1 |
| sissbruecker/ | 0c5dddf0b37c | expat | no fix listed | 1 |
| sissbruecker/ | a222fb777e1f | expat | no fix listed | 1 |
| slagattollas/ | 68e7f56393fc | expat | no fix listed | 1 |
| snipe/ | 141ebf2386fe | expat | no fix listed | 1 |
| snipe/ | 55fb7636a98c | expat | no fix listed | 1 |
| snyk/ | fb5ad76ce84e | expat | 2.8.4-r0 | 1 |
| socialmediamacroscope/ | 70fb11d4f531 | expat | no fix listed | 1 |
| socialmediamacroscope/ | 19d3d26d53ee | expat | no fix listed | 1 |
| socialmediamacroscope/ | 6418f9bdb4d2 | expat | no fix listed | 1 |
| socialmediamacroscope/ | f508216be63c | expat | no fix listed | 1 |
| socialmediamacroscope/ | b351c21422e6 | expat | no fix listed | 1 |
| socialmediamacroscope/ | ca863306314b | expat | no fix listed | 1 |
| socialmediamacroscope/ | fa490acac2f8 | expat | no fix listed | 1 |
| softwaremill/ | 845b5e8f8056 | expat | no fix listed | 1 |
| someblackmagic/ | 6eca64b6b440 | expat | no fix listed | 1 |
| somnathmore/ | bdfc06cad4ec | expat | no fix listed | 1 |
| sondresjo/ | f41e452800ff | expat | no fix listed | 1 |