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
- 1,796
- of 17,787 indexed, latest versions
- Container images
- 1,661
- 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 1,796 of 17,787 indexed charts deploy, on 1,661 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 | 1,247 |
| expatapk | 2.6.4-r0, 2.7.0-r0, 2.7.1-r0, 2.7.2-r0+7 more | 2.8.4-r0 | 412 |
| expatrpm | 2.8.2-1.azl3 | 2.8.3-2 | 2 |
Charts affected
1,796 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| hello-world-charthelm-chart-test-hello-world | 0.1.0 | 1 of 1See more | 1,839 |
| mywebhelmchartwebapp | 0.0.5 | 1 of 1See more | 1,693 |
| my-apphelm-demo8564 | 0.2.7 | 1 of 2See more | 1,839 |
| chart-bookhelm-deploy-book | 0.1.0 | 1 of 3See more | 8,618 |
| helmfile-gitops-agenthelmfile-gitops-agentVerified publisher | 1.1.96 | 2 of 3See more | 2,597 |
| apachehelmforgeVerified publisher | 1.0.6 | 1 of 1See more | 1,693 |
| appwritehelmforgeVerified publisher | 1.3.4 | 2 of 5See more | 7,010 |
| archiveboxhelmforgeVerified publisher | 1.1.12 | 1 of 1See more | 7,648 |
| booklorehelmforgeVerified publisher | 2.0.1 | 1 of 3See more | 2,324 |
| castopodhelmforgeVerified publisher | 1.2.7 | 1 of 3See more | 9,422 |
| changedetectionhelmforgeVerified publisher | 1.1.15 | 1 of 1See more | 2,602 |
| chiefonboardinghelmforgeVerified publisher | 1.1.14 | 1 of 3See more | 10,898 |
| ckanhelmforgeVerified publisher | 1.3.8 | 1 of 6See more | 9,991 |
| countlyhelmforgeVerified publisher | 1.2.6 | 1 of 3See more | 18,923 |
| dawarichhelmforgeVerified publisher | 1.0.0 | 1 of 4See more | 4,698 |
| discount-bandithelmforgeVerified publisher | 2.0.8 | 1 of 3See more | 29,852 |
| druidhelmforgeVerified publisher | 1.3.6 | 2 of 4See more | 8,598 |
| drupalhelmforgeVerified publisher | 1.2.13 | 1 of 2See more | 3,660 |
| entehelmforgeVerified publisher | 1.0.2 | 1 of 4See more | 4,227 |
| fastmcp-serverhelmforgeVerified publisher | 1.7.4 | 1 of 1See more | 3,294 |
| generichelmforgeVerified publisher | 3.1.5 | 1 of 1See more | 1,839 |
| giteahelmforgeVerified publisher | 1.1.20 | 1 of 1See more | 536 |
| immichhelmforgeVerified publisher | 1.2.8 | 2 of 5See more | 11,080 |
| jenkinshelmforgeVerified publisher | 1.0.9 | 1 of 1See more | 2,487 |
| jupyterhubhelmforgeVerified publisher | 1.0.6 | 1 of 3See more | 5,350 |
| mcp-serverhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 3,442 |
| medikeephelmforgeVerified publisher | 2.0.0 | 1 of 3See more | 6,041 |
| middlewarehelmforgeVerified publisher | 1.2.6 | 1 of 4See more | 9,704 |
| minecrafthelmforgeVerified publisher | 1.5.3 | 1 of 1See more | 4,702 |
| moodlehelmforgeVerified publisher | 1.1.0 | 1 of 2See more | 5,911 |
| netboxhelmforgeVerified publisher | 2.0.1 | 1 of 4See more | 4,321 |
| nextcloudhelmforgeVerified publisher | 1.0.0 | 1 of 3See more | 7,041 |
| opencloudhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 663 |
| openreel-videohelmforgeVerified publisher | 1.0.3 | 1 of 1See more | 1,086 |
| phpmyadminhelmforgeVerified publisher | 2.0.1 | 1 of 1See more | 4,741 |
| poznotehelmforgeVerified publisher | 2.0.2 | 1 of 1See more | 483 |
| strapihelmforgeVerified publisher | 2.3.14 | 1 of 3See more | 2,073 |
| tomcathelmforgeVerified publisher | 1.0.6 | 1 of 2See more | 1,224 |
| uptime-kumahelmforgeVerified publisher | 1.5.12 | 1 of 1See more | 30,106 |
| zookeeperhelmforgeVerified publisher | 1.0.2 | 1 of 1See more | 3,142 |
| myapphelmingapp | 0.1.0 | 1 of 1See more | 11,441 |
| jellyfinhelm-l3st86Verified publisher | 0.1.8 | 1 of 1See more | 2,615 |
| openaevhelm-openbasVerified publisher | 2.0.5 | 1 of 7See more | 7,502 |
| openbashelm-openbasVerified publisher | 1.8.14 | 2 of 7See more | 25,099 |
| release-cleanerhelm-release-cleanerVerified publisher | 1.0.0 | 1 of 1See more | 2,001 |
| pageshelm-repo | 1.0.0 | 2 of 3See more | 20,233 |
| svacerhelm-svacer | 0.6.0 | 1 of 1See more | 6,076 |
| my-nginxhelmtaiwo | 0.1.0 | 1 of 1See more | 1,839 |
| samplehelmapphelmtraining | 3.0.0 | 1 of 1See more | 5,114 |
| nominatimheywood8-helm-chartsVerified publisher | 3.10.8 | 1 of 3See more | 14,350 |
Container images carrying it
1,661 by charts deploying them
A fixed version is listed for 3 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| cccs/ | 0426ed7884a2 | expat | no fix listed | 1 |
| chandanteekinavar/ | 6de5bd44a325 | expat | 2.8.4-r0 | 1 |
| chatwoot/ | 67ebc751c171 | expat | 2.8.4-r0 | 1 |
| checkmk/ | c11b422210c4 | expat | no fix listed | 1 |
| chetangautamm/ | b4b94155ff5a | expat | no fix listed | 1 |
| chetangautamm/ | e7f7049e1544 | expat | no fix listed | 1 |
| cheveo/ | 82240f890884 | expat | no fix listed | 1 |
| cheyang/ | 46cc34755493 | expat | no fix listed | 1 |
| chibisafe/ | 3da4fcbc1a18 | expat | 2.8.4-r0 | 1 |
| chiefonboarding/ | 59bc7aa60fe7 | expat | no fix listed | 1 |
| chocobozzz/ | 052712130691 | expat | no fix listed | 1 |
| chriseaton/ | 54c3384ce701 | expat | no fix listed | 1 |
| citizenstig/ | b81c818ccb86 | expat | no fix listed | 1 |
| ckan/ | ef8e5d3e6be1 | expat | no fix listed | 1 |
| ckulka/ | 434bdd162247 | expat | no fix listed | 1 |
| cloudtooling/ | f4f04e0fc401 | expat | no fix listed | 1 |
| cloudve/ | af56e77ca587 | expat | no fix listed | 1 |
| cloudve/ | d79c1c5881c0 | expat | no fix listed | 1 |
| clowder/ | fe97882672ca | expat | 2.8.4-r0 | 1 |
| codedesignplus/ | e336012bc781 | expat | no fix listed | 1 |
| codedesignplus/ | ac84661c605e | expat | no fix listed | 1 |
| collabora/ | 01dc4ab83977 | expat | no fix listed | 1 |
| collabora/ | 05299b452f7f | expat | no fix listed | 1 |
| copyparty/ | 0a0a8605062c | expat | 2.8.4-r0 | 1 |
| cortezaproject/ | 4ea78dfe5364 | expat | no fix listed | 1 |
| countly/ | e3c238248f99 | expat | no fix listed | 1 |
| cribl/ | 762747cb6796 | expat | no fix listed | 1 |
| cspconsole/ | 5524a26a6c23 | expat | no fix listed | 1 |
| cspconsole/ | 39750248193b | expat | no fix listed | 1 |
| cybrarist/ | e9e2447ac666 | expat | no fix listed | 1 |
| cznic/ | fe71c5214fdc | expat | no fix listed | 1 |
| dachichang/ | 7ccac90a935e | expat | no fix listed | 1 |
| danialnabiyan1382/ | f96a7ebf1f42 | expat | no fix listed | 1 |
| dannielkil/ | 937993927694 | expat | no fix listed | 1 |
| daskdev/ | 052630f5ca04 | expat | no fix listed | 1 |
| datagrok/ | 8c2d48c1545c | expat | 2.8.4-r0 | 1 |
| datamate/ | 2dd66b722464 | expat | no fix listed | 1 |
| dbeaver/ | 87ab86d00f8c | expat | no fix listed | 1 |
| dblaci/ | eea697611af4 | expat | no fix listed | 1 |
| ddosify/ | a43c5155fa1c | expat | no fix listed | 1 |
| ddosify/ | 3c11e3182652 | expat | no fix listed | 1 |
| ddosify/ | ac323d52bfb4 | expat | no fix listed | 1 |
| ddosify/ | b796b8c73011 | expat | no fix listed | 1 |
| decisionrules/ | 8c5e14b74a8b | expat | 2.8.4-r0 | 1 |
| deconzcommunity/ | 062de2362641 | expat | no fix listed | 1 |
| deimosfr/ | 284c4040fc6d | expat | no fix listed | 1 |
| dellcloud/ | 02fc234353a9 | expat | no fix listed | 1 |
| dellcloud/ | 4d2eb25b9225 | expat | no fix listed | 1 |
| dependencytrack/ | 00560b57a6cf | expat | 2.8.4-r0 | 1 |
| dependencytrack/ | 8854a8320475 | expat | 2.8.4-r0 | 1 |