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 |
|---|---|---|---|
| craftycontrollerdrewburr-labs-helm-chartsVerified publisher | 0.3.0 | 1 of 1See more | 3,732 |
| nginx-phpfpmdrpsychickVerified publisher | 0.1.1 | 1 of 2See more | 1,979 |
| rstudiodsri-helm-charts | 0.1.28 | 1 of 1See more | 5,724 |
| jenkinsedu | 2.7.1 | 1 of 2See more | 4,434 |
| glpieftechcombr-glpiVerified publisher | 2.12.0 | 1 of 5See more | 4,398 |
| elchi-stackelchi | 1.13.0 | 1 of 10See more | 15,501 |
| enavenav-service-architectureVerified publisher | 0.0.7 | 8 of 10See more | 15,865 |
| enbuildenbuildVerified publisher | 0.0.50 | 2 of 6See more | 31,572 |
| roundcubeencircle360-ossVerified publisher | 0.8.3 | 1 of 1See more | 5,615 |
| eoapieoapiOfficialVerified publisher | 0.16.2 | 3 of 7See more | 6,303 |
| copypartyernail-copyparty | 2.0.0 | 1 of 1See more | 1,690 |
| paraerudikaVerified publisher | 0.3.0 | 1 of 1See more | 1,125 |
| scoolderudikaVerified publisher | 0.3.0 | 1 of 1See more | 1,606 |
| iobrokereugen | 0.2.6 | 1 of 1See more | 11,483 |
| vulnz-nvd-mirroreugen | 1.0.0 | 1 of 1See more | 1,676 |
| mcrouterevryfs-ossVerified publisher | 0.4.0 | 1 of 2See more | 6,515 |
| featurehubfeaturehub | 4.1.6 | 3 of 7See more | 8,237 |
| zabbix-server-mysqlfermosit | 3.0.2 | 1 of 4See more | 12,988 |
| flink-operatorflink-operator | 0.1.1 | 1 of 2See more | 12,914 |
| home-assistantgabe565Verified publisher | 0.17.0 | 1 of 1See more | 2,139 |
| bazarrgeek-cookbookVerified publisher | 10.6.2 | 1 of 1See more | 17,438 |
| games-on-whalesgeek-cookbookVerified publisher | 1.8.2 | 3 of 7See more | 35,464 |
| gollumgeek-cookbookVerified publisher | 3.4.2 | 1 of 3See more | 4,630 |
| homebridgegeek-cookbookVerified publisher | 5.3.2 | 1 of 1See more | 15,717 |
| lazylibrariangeek-cookbookVerified publisher | 7.4.2 | 1 of 1See more | 11,684 |
| omada-controllergeek-cookbookVerified publisher | 4.4.2 | 1 of 1See more | 11,579 |
| protonmail-bridgegeek-cookbookVerified publisher | 5.4.2 | 1 of 1See more | 8,035 |
| prowlarrgeek-cookbookVerified publisher | 4.5.2 | 1 of 1See more | 11,606 |
| sabnzbdgeek-cookbookVerified publisher | 9.4.2 | 1 of 1See more | 10,279 |
| sonarrgeek-cookbookVerified publisher | 16.3.2 | 1 of 1See more | 13,071 |
| stashgeek-cookbookVerified publisher | 3.4.2 | 1 of 1See more | 15,917 |
| tdarrgeek-cookbookVerified publisher | 4.6.2 | 2 of 2See more | 31,178 |
| valheimgeek-cookbookVerified publisher | 4.4.2 | 1 of 1See more | 4,893 |
| geo-checkergeo-checkerVerified publisher | 5.0.0 | 1 of 1See more | 1,455 |
| IMgrycapOfficialVerified publisher | 1.8.0 | 1 of 3See more | 4,180 |
| castopodh2mVerified publisher | 1.12.10 | 1 of 3See more | 10,106 |
| harp-proxyharp | 0.8.1 | 1 of 1See more | 6,092 |
| hawkhawk | 1.1.5 | 1 of 4See more | 13,656 |
| hello-helmhellok8s | 0.1.0 | 1 of 2See more | 2,012 |
| app-blueprinthelm-app-blueprintVerified publisher | 0.2.1 | 1 of 1See more | 840 |
| guacamolehelmforgeVerified publisher | 1.5.2 | 1 of 5See more | 8,773 |
| kafkahelmforgeVerified publisher | 1.3.14 | 1 of 1See more | 550 |
| matomohelmforgeVerified publisher | 2.3.0 | 1 of 3See more | 2,711 |
| mywebapphelm-nginxVerified publisher | 0.1.0 | 1 of 1See more | 1,839 |
| helmuphelmupVerified publisher | 0.1.0 | 3 of 3See more | 16,532 |
| hivemq-platform-operatorhivemqOfficialVerified publisher | 0.2.26 | 1 of 1See more | 920 |
| hivemq-swarmhivemqOfficialVerified publisher | 0.2.70 | 1 of 1See more | 1,388 |
| huehue | 1.0.3 | 1 of 3See more | 12,461 |
| cyberchefhv-helm-repo | 0.3.3 | 1 of 1See more | 1,110 |
| iceberg-resticeberg-rest-fixture | 0.0.1 | 1 of 2See more | 3,509 |
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 |
|---|---|---|---|---|
| library/ | 55d1e5b2e601 | expat | no fix listed | 1 |
| library/ | cab8944a33a1 | expat | no fix listed | 1 |
| library/ | dfa9ba46d14b | expat | no fix listed | 1 |
| librenms/ | 8194a4a9ff49 | expat | 2.8.4-r0 | 1 |
| linkstackorg/ | 1c8b05399ee4 | expat | 2.8.4-r0 | 1 |
| linode/ | 09f3282bf53d | expat | 2.8.4-r0 | 1 |
| linuxserver/ | 2ebf97852661 | expat | 2.8.4-r0 | 1 |
| linuxserver/ | a847b5b2d860 | expat | no fix listed | 1 |
| linuxserver/ | 241009026e6f | expat | no fix listed | 1 |
| linuxserver/ | 938810eca3d3 | expat | no fix listed | 1 |
| linuxserver/ | 45c5fe102ff3 | expat | no fix listed | 1 |
| linuxserver/ | a5e43a05ae79 | expat | no fix listed | 1 |
| linuxserver/ | b801bbcf6386 | expat | no fix listed | 1 |
| linuxserver/ | 052eac68ccc0 | expat | 2.8.4-r0 | 1 |
| linuxserver/ | 0ac871624394 | expat | no fix listed | 1 |
| linuxserver/ | 2ce561a95e7b | expat | no fix listed | 1 |
| linuxserver/ | 9505c64720af | expat | 2.8.4-r0 | 1 |
| linuxserver/ | 7477f6455f47 | expat | no fix listed | 1 |
| linuxserver/ | 2427dde159a2 | expat | no fix listed | 1 |
| linuxserver/ | f93d2560e233 | expat | no fix listed | 1 |
| linuxserver/ | a00b6a597a38 | expat | 2.8.4-r0 | 1 |
| linuxserver/ | dd24a5f3db32 | expat | 2.8.4-r0 | 1 |
| linuxserver/ | 0ae315a3a456 | expat | no fix listed | 1 |
| linuxserver/ | ab105cc50322 | expat | no fix listed | 1 |
| livekit/ | 1ab01641b366 | expat | no fix listed | 1 |
| localstack/ | 9d278167f2b7 | expat | no fix listed | 1 |
| locustio/ | 51d866285170 | expat | no fix listed | 1 |
| loeken/ | 7efbc24e47b0 | expat | 2.8.4-r0 | 1 |
| logiqai/ | 65b996bc7bdc | expat | no fix listed | 1 |
| longhornio/ | dca34321452c | expat | no fix listed | 1 |
| longhornio/ | ede61fe2a472 | expat | no fix listed | 1 |
| louislam/ | 059b49d64739 | expat | no fix listed | 1 |
| louislam/ | 3e24e96c89ef | expat | no fix listed | 1 |
| louislam/ | 4c364ef96aad | expat | no fix listed | 1 |
| louislam/ | 91e963bfda56 | expat | no fix listed | 1 |
| louislam/ | 9865163f92c1 | expat | no fix listed | 1 |
| lsstsqre/ | b75bf8aaafa4 | expat | no fix listed | 1 |
| m11s/ | 0cd6810c9885 | expat | 2.8.4-r0 | 1 |
| machines/ | 0b8fc005e52e | expat | no fix listed | 1 |
| makersquad/ | a40dd258c527 | expat | no fix listed | 1 |
| maksymhencha/ | 7f096a681192 | expat | no fix listed | 1 |
| maptiler/ | 7e206140057b | expat | no fix listed | 1 |
| martinhelmich/ | c83a4f3fd7ae | expat | no fix listed | 1 |
| mathesar/ | 091757cb01fe | expat | no fix listed | 1 |
| mauricenino/ | 236997816917 | expat | 2.8.4-r0 | 1 |
| mautic/ | eb8cc73d97e1 | expat | no fix listed | 1 |
| mavrick1/ | 45ca0429a1d4 | expat | 2.8.4-r0 | 1 |
| mavrick1/ | 56bd8eaa53a4 | expat | 2.8.4-r0 | 1 |
| mbround18/ | 70bd4da591cd | expat | no fix listed | 1 |
| mediagis/ | 7923a8e67197 | expat | no fix listed | 1 |