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
- 5,323
- of 18,117 indexed, latest versions
- Container images
- 6,150
- 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 5,323 of 18,117 indexed charts deploy, on 6,150 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 | 6,150 |
| golang-1.19deb | 1.19.8-2 | no fix listed | 1 |
- OSV records
- DEBIAN-CVE-2026-56866GO-2026-6605
- Trending
- Rank 10 in indexed charts, since 9 Oct 2026. See the ranking →
Charts affected
5,323 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| olivetinhelmforgeVerified publisher | 1.2.2 | 1 of 2See more | 738 |
| opencuthelmforgeVerified publisher | 1.1.11 | 1 of 5See more | 3,808 |
| openhumanhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 2,967 |
| openreplayhelmforgeVerified publisher | 1.0.0 | 12 of 24See more | 14,666 |
| paprahelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 3,750 |
| pimcorehelmforgeVerified publisher | 2.0.4 | 2 of 6See more | 3,499 |
| pocket-idhelmforgeVerified publisher | 1.0.0 | 1 of 2See more | 712 |
| questdbhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 158 |
| reactive-resumehelmforgeVerified publisher | 1.0.0 | 2 of 4See more | 3,946 |
| ryothelmforgeVerified publisher | 1.0.0 | 2 of 2See more | 7,310 |
| siyuanhelmforgeVerified publisher | 1.0.1 | 1 of 1See more | 407 |
| strapihelmforgeVerified publisher | 2.3.15 | 1 of 3See more | 2,485 |
| strava-statisticshelmforgeVerified publisher | 1.1.16 | 1 of 2See more | 1,228 |
| supersethelmforgeVerified publisher | 1.3.8 | 2 of 5See more | 6,493 |
| twentyhelmforgeVerified publisher | 1.0.4 | 1 of 5See more | 3,201 |
| wallabaghelmforgeVerified publisher | 1.3.8 | 2 of 3See more | 3,361 |
| webodmhelmforgeVerified publisher | 1.0.0 | 1 of 4See more | 22,790 |
| zookeeperhelmforgeVerified publisher | 1.0.2 | 1 of 1See more | 3,963 |
| harborhelm-harborVerified publisher | 2.3.7 | 5 of 8See more | 1,615 |
| openaevhelm-openbasVerified publisher | 2.0.13 | 1 of 7See more | 21,675 |
| openbashelm-openbasVerified publisher | 1.8.14 | 1 of 7See more | 26,449 |
| release-cleanerhelm-release-cleanerVerified publisher | 1.0.0 | 1 of 1See more | 2,562 |
| pageshelm-repo | 1.0.0 | 1 of 3See more | 21,421 |
| steampipehelm-steampipeVerified publisher | 2.4.1 | 1 of 1See more | 3,900 |
| svacerhelm-svacer | 0.6.0 | 1 of 1See more | 7,271 |
| hermes-operatorhermes-agent-operatorVerified publisher | 0.2.0 | 1 of 1See more | 239 |
| postgres-backup-localheywood8-helm-chartsVerified publisher | 0.1.13 | 1 of 1See more | 3,486 |
| kubefaashfoxy-helm-charts | 0.1.6 | 3 of 4See more | 7,988 |
| tapo-prometheus-exporterhfoxy-helm-charts | 0.1.11 | 1 of 1See more | 1,434 |
| goshimmerhiveroad | 0.2.14 | 1 of 1See more | 3,827 |
| cratedb-adapterhmdmph | 0.1.0 | 1 of 1See more | 4,129 |
| printserverhmediadeVerified publisher | 1.0.2 | 2 of 4See more | 12,999 |
| imageproxyhmphuVerified publisher | 0.1.1 | 1 of 1See more | 3,323 |
| holmesholmes | 0.1.0 | 1 of 1See more | 2,893 |
| homeboxhomebox-helmVerified publisher | 0.3.0 | 1 of 2See more | 1,158 |
| homecharthomechartVerified publisher | 1.0.1 | 1 of 1See more | 216 |
| adguardhomeenterpriseinc | 0.12.0 | 1 of 1See more | 3,719 |
| cert-managerhomeenterpriseinc | 1.10.1 | 3 of 3See more | 7,306 |
| homeassistanthomeenterpriseinc | 0.3.0 | 1 of 1See more | 9,065 |
| photoprismhomeenterpriseinc | 0.8.0 | 1 of 1See more | 3,236 |
| paperlesshomelabcihelmchartstestVerified publisher | 9.1.9 | 1 of 1See more | 18,715 |
| honeydipperhoneydipperVerified publisher | 0.1.11 | 1 of 2See more | 2,858 |
| hoppscotchhoppscotch | 0.1.1 | 1 of 1See more | 4,633 |
| universal-web-apphotrungnhanVerified publisher | 0.2.6 | 1 of 2See more | 357 |
| hoverflyhoverflyVerified publisher | 0.2.0 | 1 of 1See more | 296 |
| paperlesshpVerified publisher | 0.1.2 | 3 of 5See more | 35,328 |
| wallabaghpVerified publisher | 0.1.7 | 1 of 1See more | 1,555 |
| hammerspace-csihscsi | 1.2.8 | 6 of 6See more | 7,809 |
| eoloplanthttpd-eoloplant | 0.1.0 | 3 of 7See more | 37,527 |
| http-headershttp-headers | 1.2.1 | 1 of 1See more | 2,709 |
Container images carrying it
6,150 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| voidxmh/ | 93e42a569ca8 | stdlib | 1.26.9 | 1 |
| voidxmh/ | 1b7397412320 | stdlib | 1.26.9 | 1 |
| voidxmh/ | 2ff3f2146547 | stdlib | 1.26.9 | 1 |
| volantmq/ | 9bfe7857ebc3 | stdlib | 1.26.9 | 1 |
| volcanosh/ | 3815883c32f6 | stdlib | 1.26.9 | 1 |
| volcanosh/ | 9063355ee23b | stdlib | 1.26.9 | 1 |
| volcanosh/ | 7e9875e5897f | stdlib | 1.26.9 | 1 |
| volcanosh/ | b24ea8af2d16 | stdlib | 1.26.9 | 1 |
| volcanosh/ | 9231c5626249 | stdlib | 1.26.9 | 1 |
| volcanosh/ | f8b50088a732 | stdlib | 1.26.9 | 1 |
| voltha/ | d90403d58016 | stdlib | 1.26.9 | 1 |
| voltha/ | 259fc3a03f4e | stdlib | 1.26.9 | 1 |
| voltha/ | 762b272d439e | stdlib | 1.26.9 | 1 |
| vultr/ | 541c3e0aec58 | stdlib | 1.26.9 | 1 |
| vultr/ | 1806f17d620c | stdlib | 1.26.9 | 1 |
| vultr/ | 41d26735d437 | stdlib | 1.26.9 | 1 |
| wagnermanganelli164/ | d4ef27a4f180 | stdlib | 1.26.9 | 1 |
| wait4x/ | 4dcd86307de1 | stdlib | 1.26.9 | 1 |
| wallarm/ | 4d45db0ff240 | stdlib | 1.26.9 | 1 |
| wallarm/ | c8920e60c726 | stdlib | 1.26.9 | 1 |
| wallarm/ | a321bc974a19 | stdlib | 1.26.9 | 1 |
| wallarm/ | a1fecfdf987e | stdlib | 1.26.9 | 1 |
| wallarm/ | a591b9c91570 | stdlib | 1.26.9 | 1 |
| wallarm/ | 5cb2ae08b40f | stdlib | 1.26.9 | 1 |
| wallarm/ | 95ea2632326c | stdlib | 1.26.9 | 1 |
| wallarm/ | aecdb35c4def | stdlib | 1.26.9 | 1 |
| wallarm/ | b55ff6cecbd5 | stdlib | 1.26.9 | 1 |
| wallarm/ | 097cadc42336 | stdlib | 1.26.9 | 1 |
| wallarm/ | aecd88b24c51 | stdlib | 1.26.9 | 1 |
| wallarm/ | 7db2da8fce0b | stdlib | 1.26.9 | 1 |
| wallarm/ | 4314f3d2b918 | stdlib | 1.26.9 | 1 |
| wateim/ | 2520149ee574 | stdlib | 1.26.9 | 1 |
| wavefronthq/ | ded77b38c7c6 | stdlib | 1.26.9 | 1 |
| wavefronthq/ | af5fef9a4768 | stdlib | 1.26.9 | 1 |
| wazuh/ | 1da5c38c6a78 | stdlib | 1.26.9 | 1 |
| wazuh/ | 21994f40e0da | stdlib | 1.26.9 | 1 |
| wazuh/ | 5a065930682d | stdlib | 1.26.9 | 1 |
| wazuh/ | f09282d281f6 | stdlib | 1.26.9 | 1 |
| weaveworks/ | 174307de1b36 | stdlib | 1.26.9 | 1 |
| weaveworks/ | a9c2e9df4227 | stdlib | 1.26.9 | 1 |
| weaveworks/ | 3cdac6928a63 | stdlib | 1.26.9 | 1 |
| webdevops/ | 2446baee7b69 | stdlib | 1.26.9 | 1 |
| webdevops/ | f333704ecd60 | stdlib | 1.26.9 | 1 |
| webdevops/ | 051845d06d85 | stdlib | 1.26.9 | 1 |
| webdevops/ | 1d3b453fba99 | stdlib | 1.26.9 | 1 |
| webdevops/ | 381136dda026 | stdlib | 1.26.9 | 1 |
| webdevops/ | d3e1842ad419 | stdlib | 1.26.9 | 1 |
| webdevops/ | 7acd46a8a972 | stdlib | 1.26.9 | 1 |
| webdevops/ | 4fad7e14ad67 | stdlib | 1.26.9 | 1 |
| webdevops/ | 83b95faf10a0 | stdlib | 1.26.9 | 1 |