CVE-2026-56866
HighAdvisory
Published 8 Oct 2026In the index since 9 Oct 2026
- Severity
- High
- worst across findings
- CVSS
- 7.5
- base score, highest
- EPSS
- 0.003
- 22nd percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 5,306
- of 18,108 indexed, latest versions
- Container images
- 6,104
- deployed by those charts
- Fix available
- 1 of 2
- affected packages
HTTP/1 client connection desynchronization after CONNECT rejection in net/http
Carried by container images the latest versions of 5,306 of 18,108 indexed charts deploy, on 6,104 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| stdlibgolang | go1.13, go1.13.1, go1.13.3, go1.13.4+212 more | 1.26.9 | 6,104 |
| golang-1.19deb | 1.19.8-2 | no fix listed | 1 |
- OSV records
- DEBIAN-CVE-2026-56866GO-2026-6605
- Trending
- Rank 8 in indexed charts, since 9 Oct 2026. See the ranking →
Charts affected
5,306 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| ryothelmforgeVerified publisher | 1.0.0 | 2 of 2See more | 7,302 |
| siyuanhelmforgeVerified publisher | 1.0.1 | 1 of 1See more | 400 |
| strapihelmforgeVerified publisher | 2.3.15 | 1 of 3See more | 3,009 |
| strava-statisticshelmforgeVerified publisher | 1.1.16 | 1 of 2See more | 1,221 |
| supersethelmforgeVerified publisher | 1.3.8 | 2 of 5See more | 6,455 |
| twentyhelmforgeVerified publisher | 1.0.4 | 1 of 5See more | 3,197 |
| wallabaghelmforgeVerified publisher | 1.3.8 | 2 of 3See more | 3,349 |
| webodmhelmforgeVerified publisher | 1.0.0 | 1 of 4See more | 22,599 |
| zookeeperhelmforgeVerified publisher | 1.0.2 | 1 of 1See more | 3,907 |
| harborhelm-harborVerified publisher | 2.3.7 | 5 of 8See more | 1,577 |
| openaevhelm-openbasVerified publisher | 2.0.12 | 1 of 7See more | 21,598 |
| openbashelm-openbasVerified publisher | 1.8.14 | 1 of 7See more | 26,403 |
| release-cleanerhelm-release-cleanerVerified publisher | 1.0.0 | 1 of 1See more | 2,554 |
| pageshelm-repo | 1.0.0 | 1 of 3See more | 21,311 |
| steampipehelm-steampipeVerified publisher | 2.4.1 | 1 of 1See more | 3,896 |
| svacerhelm-svacer | 0.6.0 | 1 of 1See more | 7,183 |
| hermes-operatorhermes-agent-operatorVerified publisher | 0.2.0 | 1 of 1See more | 231 |
| postgres-backup-localheywood8-helm-chartsVerified publisher | 0.1.13 | 1 of 1See more | 3,479 |
| kubefaashfoxy-helm-charts | 0.1.6 | 3 of 4See more | 7,967 |
| tapo-prometheus-exporterhfoxy-helm-charts | 0.1.11 | 1 of 1See more | 1,427 |
| goshimmerhiveroad | 0.2.14 | 1 of 1See more | 3,820 |
| cratedb-adapterhmdmph | 0.1.0 | 1 of 1See more | 4,122 |
| printserverhmediadeVerified publisher | 1.0.2 | 2 of 4See more | 12,887 |
| imageproxyhmphuVerified publisher | 0.1.1 | 1 of 1See more | 3,316 |
| holmesholmes | 0.1.0 | 1 of 1See more | 2,885 |
| homeboxhomebox-helmVerified publisher | 0.3.0 | 1 of 2See more | 1,151 |
| homecharthomechartVerified publisher | 1.0.1 | 1 of 1See more | 209 |
| adguardhomeenterpriseinc | 0.12.0 | 1 of 1See more | 3,712 |
| cert-managerhomeenterpriseinc | 1.10.1 | 3 of 3See more | 7,283 |
| homeassistanthomeenterpriseinc | 0.3.0 | 1 of 1See more | 9,058 |
| photoprismhomeenterpriseinc | 0.8.0 | 1 of 1See more | 3,229 |
| paperlesshomelabcihelmchartstestVerified publisher | 9.1.9 | 1 of 1See more | 18,554 |
| honeydipperhoneydipperVerified publisher | 0.1.11 | 1 of 2See more | 2,851 |
| hoppscotchhoppscotch | 0.1.1 | 1 of 1See more | 4,628 |
| universal-web-apphotrungnhanVerified publisher | 0.2.6 | 1 of 2See more | 350 |
| hoverflyhoverflyVerified publisher | 0.2.0 | 1 of 1See more | 289 |
| paperlesshpVerified publisher | 0.1.2 | 3 of 5See more | 35,134 |
| wallabaghpVerified publisher | 0.1.7 | 1 of 1See more | 1,548 |
| hammerspace-csihscsi | 1.2.8 | 6 of 6See more | 7,747 |
| eoloplanthttpd-eoloplant | 0.1.0 | 3 of 7See more | 37,305 |
| http-headershttp-headers | 1.2.1 | 1 of 1See more | 2,702 |
| cac-systemhuangchengwu-helm-chart | 0.1.0 | 7 of 9See more | 16,520 |
| jenkinshuangchengwu-helm-chart | 0.1.0 | 1 of 2See more | 662 |
| mariadbhuangchengwu-helm-chart | 0.1.0 | 1 of 1See more | 1,834 |
| prometheushuangchengwu-helm-chart | 0.1.0 | 1 of 3See more | 18,474 |
| skywalking-v1huangchengwu-helm-chart | 0.1.0 | 1 of 4See more | 22,559 |
| tdenginehuangchengwu-helm-chart | 3.0.2 | 1 of 1See more | 4,964 |
| sing-boxhuscker-chartsVerified publisher | 1.0.7 | 1 of 1See more | 2,002 |
| s-uihuscker-chartsVerified publisher | 1.0.3 | 1 of 1See more | 864 |
| jaegerhuseyinbabalVerified publisher | 0.1.0 | 3 of 3See more | 2,291 |
Container images carrying it
6,104 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| khaliq/ | 8a7ed75c9aab | stdlib | 1.26.9 | 1 |
| khaliq/ | 49f96888d2ab | stdlib | 1.26.9 | 1 |
| kiosksh/ | 501725ba2025 | stdlib | 1.26.9 | 1 |
| klutchell/ | a98e8d13314f | stdlib | 1.26.9 | 1 |
| komodorio/ | 258a9044e658 | stdlib | 1.26.9 | 1 |
| komodorio/ | 9678d02c3f2e | stdlib | 1.26.9 | 1 |
| kong/ | 03510967482b | stdlib | 1.26.9 | 1 |
| kong/ | 814eaeee4cc8 | stdlib | 1.26.9 | 1 |
| kong/ | 5e66021b64a8 | stdlib | 1.26.9 | 1 |
| kong/ | 60e4102ab2da | stdlib | 1.26.9 | 1 |
| kong/ | 999213b98257 | stdlib | 1.26.9 | 1 |
| kong/ | a154795691d1 | stdlib | 1.26.9 | 1 |
| kong/ | 8191df5c7019 | stdlib | 1.26.9 | 1 |
| kronosorg/ | 301da21c59a5 | stdlib | 1.26.9 | 1 |
| krontechnology/ | 8b42fad987b3 | stdlib | 1.26.9 | 1 |
| krontechnology/ | e078d54c1711 | stdlib | 1.26.9 | 1 |
| kserve/ | 22ff858b57c1 | stdlib | 1.26.9 | 1 |
| kserve/ | f0692a9ea09f | stdlib | 1.26.9 | 1 |
| kubearmor/ | a08141311045 | stdlib | 1.26.9 | 1 |
| kubearmor/ | 43674bb4806f | stdlib | 1.26.9 | 1 |
| kubearmor/ | f5d21795c0d7 | stdlib | 1.26.9 | 1 |
| kubearmor/ | f82b9c97e97d | stdlib | 1.26.9 | 1 |
| kubearmor/ | b7b92a447f15 | stdlib | 1.26.9 | 1 |
| kubebb/ | a3dba2a95cef | stdlib | 1.26.9 | 1 |
| kubebb/ | f83cd256229b | stdlib | 1.26.9 | 1 |
| kubebb/ | 20509de4b399 | stdlib | 1.26.9 | 1 |
| kubebb/ | 60d3cba0c267 | stdlib | 1.26.9 | 1 |
| kubebb/ | 2b9e7f451d6b | stdlib | 1.26.9 | 1 |
| kubebb/ | e366c34a9b8d | stdlib | 1.26.9 | 1 |
| kubebb/ | 8ffbfa2d67e9 | stdlib | 1.26.9 | 1 |
| kubebb/ | 0ba03fcee3a7 | stdlib | 1.26.9 | 1 |
| kubebb/ | 067673df26a6 | stdlib | 1.26.9 | 1 |
| kubebb/ | 58d5efec568b | stdlib | 1.26.9 | 1 |
| kubebb/ | 163ebbfc7a82 | stdlib | 1.26.9 | 1 |
| kubebb/ | 2b5894ef1e2f | stdlib | 1.26.9 | 1 |
| kubebb/ | 65bb40b353db | stdlib | 1.26.9 | 1 |
| kubebuilder/ | 3c4f708c6204 | stdlib | 1.26.9 | 1 |
| kubedb/ | 5829bcedcb0d | stdlib | 1.26.9 | 1 |
| kubedb/ | 7d27865514ee | stdlib | 1.26.9 | 1 |
| kubedb/ | 1a06ff0bda52 | stdlib | 1.26.9 | 1 |
| kubeedge/ | 460c6061b608 | stdlib | 1.26.9 | 1 |
| kubeedge/ | a437cf5ec0ae | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 12a28c8a0b41 | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 72f14e03b9e1 | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 916a7695b0dd | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | db88bf09d88e | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 129f0aaba976 | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 7a41c508deb1 | stdlib | 1.26.9 | 1 |
| kubeflow/ | 5783f6db428f | stdlib | 1.26.9 | 1 |
| kubeflownotebookswg/ | 2060a2ede788 | stdlib | 1.26.9 | 1 |