CVE-2026-56866
MediumAdvisory
Published 8 Oct 2026In the index since 9 Oct 2026
- Severity
- Medium
- worst across findings
- CVSS
- 5.5
- base score, highest
- EPSS
- 0.002
- 5th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 5,511
- of 18,087 indexed, latest versions
- Container images
- 6,327
- 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 5,511 of 18,087 indexed charts deploy, on 6,327 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 | 6,327 |
| golang-1.19deb | 1.19.8-2 | no fix listed | 1 |
- OSV records
- DEBIAN-CVE-2026-56866GO-2026-6605
- Trending
- Rank 13 in indexed charts, since 9 Oct 2026. See the ranking →
Charts affected
5,511 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| netbird-api-exporternetbird-api-exporterVerified publisher | 0.2.17 | 1 of 1See more | 232 |
| netbird-operatornetbird-operator | 0.8.0 | 1 of 1See more | 192 |
| keycloak-operatornewsaktuell | 0.1.7 | 1 of 1See more | 6,280 |
| mstreamnicholaswildeVerified publisher | 2.1.2 | 1 of 1See more | 5,749 |
| gateway-apinicklasfrahm-gateway-apiVerified publisher | 0.2.0 | 1 of 1See more | 1,664 |
| observalobservalVerified publisher | 1.14.0 | 2 of 8See more | 6,380 |
| aws-xrayokgoloveVerified publisher | 5.0.0 | 1 of 1See more | 538 |
| olivetinolivetinOfficialVerified publisher | 4.0.0 | 1 of 1See more | 620 |
| flagsmithone-acre-fundVerified publisher | 0.1.5 | 1 of 6See more | 7,970 |
| kobotoolboxone-acre-fundVerified publisher | 0.7.4 | 2 of 9See more | 23,855 |
| secrets-injectoronepassword-connect | 1.2.0 | 1 of 1See more | 1,453 |
| opentelemetry-ebpfopentelemetry-helmOfficialVerified publisher | 0.1.7 | 1 of 4See more | 3,628 |
| opentelemetry-ebpf-instrumentationopentelemetry-helmOfficialVerified publisher | 0.14.3 | 1 of 1See more | 76 |
| oesopsmxVerified publisher | 4.0.32 | 8 of 25See more | 110,685 |
| pacto-operatorpacto-operatorOfficialVerified publisher | 5.4.2 | 1 of 1See more | 99 |
| ipfs-clusterparadeum-teamVerified publisher | 0.0.19 | 2 of 2See more | 5,472 |
| permifypermifyVerified publisher | 0.5.0 | 1 of 1See more | 1,456 |
| persespersesOfficialVerified publisher | 0.23.3 | 1See more | — |
| platzioplatz-ioVerified publisher | 0.6.5 | 1 of 2See more | 3,548 |
| plecopleco | 0.24.0 | 1 of 1See more | 1,923 |
| ipmi-exporterpnnl-miscscripts | 0.1.15 | 1 of 1See more | 4,287 |
| pomeriumpomerium | 34.0.1 | 1 of 1See more | 2,777 |
| prometheus-memcached-exporterprometheus-communityVerified publisher | 0.6.0 | 1 of 1See more | 113 |
| prometheus-pgbouncer-exporterprometheus-communityVerified publisher | 0.10.1 | 1 of 1See more | 449 |
| prometheus-systemd-exporterprometheus-communityVerified publisher | 0.5.2 | 1 of 1See more | 1,127 |
| prometheus-yet-another-cloudwatch-exporterprometheus-communityVerified publisher | 0.48.0 | 1 of 1See more | 52 |
| kube-prometheus-stackprometheus-worawutchan | 12.8.0 | 4 of 6See more | 16,682 |
| qgis-serverqgis-serverVerified publisher | 0.1.10 | 1 of 3See more | 6,243 |
| nfs-server-provisionerraphaelVerified publisher | 1.3.0 | 1 of 1See more | 3,837 |
| repoflowrepoflow-helm-public | 0.9.1 | 1 of 8See more | 14,419 |
| wordpress-hardenedriotkit-org | 2.0.0 | 2 of 2See more | 8,265 |
| backrestrobertobochetVerified publisher | 0.7.0 | 1 of 1See more | 1,200 |
| supabaserock8sVerified publisher | 0.0.6 | 1 of 1See more | 607 |
| rqliterqliteOfficialVerified publisher | 2.0.0 | 1 of 1See more | 1,682 |
| qbittorrent-vpnrtomik-helm-chartsVerified publisher | 0.0.2 | 1 of 2See more | 1,654 |
| sabliersablier-helm-chartsOfficialVerified publisher | 1.8.1 | 1 of 1See more | 336 |
| satisfactory-serversatisfactoryVerified publisher | 0.1.6 | 1 of 1See more | 4,455 |
| seaweedfs-csi-driverseaweedfs-csi-driver | 0.2.40 | 7 of 7See more | 8,130 |
| seldon-core-operatorseldon | 1.19.0 | 1 of 1See more | 1,228 |
| bentoself-hosters-by-nightVerified publisher | 0.9.1 | 1 of 1See more | 1,642 |
| lldapself-hosters-by-nightVerified publisher | 0.5.2 | 2 of 2See more | 4,787 |
| appshini4iVerified publisher | 0.4.0 | 1 of 1See more | 973 |
| skypilotskypilotOfficialVerified publisher | 0.14.0 | 3 of 3See more | 5,717 |
| corednssoftizyVerified publisher | 0.2.0 | 1 of 1See more | 2,415 |
| knative-servingsoftonic | 3.0.0 | 5 of 5See more | 18,189 |
| forecastlestakaterVerified publisher | 2.1.3 | 1 of 1See more | 976 |
| ingressmonitorcontrollerstakaterVerified publisher | 2.2.13 | 1 of 1See more | 863 |
| tigera-operatorstevehipwellVerified publisher | 2.15.0 | 1 of 1See more | 76 |
| vertical-pod-autoscalerstevehipwell-helm-charts-vertical-pod-autoscalerVerified publisher | 1.12.1 | 3 of 3See more | 642 |
| sn-platformstreamnative | 1.11.46 | 6 of 9See more | 77,633 |
Container images carrying it
6,327 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| library/ | 44a366dd7724 | stdlib | 1.26.9 | 2 |
| library/ | b8d940ca9376 | stdlib | 1.26.9 | 2 |
| library/ | 0abf60f81588 | stdlib | 1.26.9 | 2 |
| library/ | 1292844148b3 | stdlib | 1.26.9 | 2 |
| library/ | 23616f0bd3af | stdlib | 1.26.9 | 2 |
| library/ | 2bdff1534a7e | stdlib | 1.26.9 | 2 |
| library/ | 334b315c10e5 | stdlib | 1.26.9 | 2 |
| library/ | 607835cd628b | stdlib | 1.26.9 | 2 |
| library/ | e101f9db3191 | stdlib | 1.26.9 | 2 |
| library/ | 098862b1339f | stdlib | 1.26.9 | 2 |
| library/ | 1f995ad6fdb9 | stdlib | 1.26.9 | 2 |
| library/ | 41108d183e97 | stdlib | 1.26.9 | 2 |
| library/ | f71f6d0913c9 | stdlib | 1.26.9 | 2 |
| library/ | 0744ee5ef89c | stdlib | 1.26.9 | 2 |
| library/ | 212fe73edca5 | stdlib | 1.26.9 | 2 |
| library/ | ac80b6e09e5b | stdlib | 1.26.9 | 2 |
| library/ | 1a7b320b2942 | stdlib | 1.26.9 | 2 |
| library/ | 1bcddab51b80 | stdlib | 1.26.9 | 2 |
| library/ | 85319e5e541b | stdlib | 1.26.9 | 2 |
| library/ | 88fe8e0e09d6 | stdlib | 1.26.9 | 2 |
| library/ | 988010f74b61 | stdlib | 1.26.9 | 2 |
| library/ | c0d27f305460 | stdlib | 1.26.9 | 2 |
| library/ | 09f23e02d766 | stdlib | 1.26.9 | 2 |
| library/ | 1090bc3a8ccf | stdlib | 1.26.9 | 2 |
| library/ | 3645570cccdf | stdlib | 1.26.9 | 2 |
| library/ | 4aea012537ed | stdlib | 1.26.9 | 2 |
| library/ | 54451ecb8ab3 | stdlib | 1.26.9 | 2 |
| library/ | 6f3e42ad37de | stdlib | 1.26.9 | 2 |
| library/ | aadf2c0696f5 | stdlib | 1.26.9 | 2 |
| library/ | c6222b54873a | stdlib | 1.26.9 | 2 |
| library/ | ca0bd484cb98 | stdlib | 1.26.9 | 2 |
| library/ | caddd35b05cd | stdlib | 1.26.9 | 2 |
| library/ | e62fbf9d3e2b | stdlib | 1.26.9 | 2 |
| library/ | fb9065b6e3e2 | stdlib | 1.26.9 | 2 |
| library/ | 8dd6e3570dda | stdlib | 1.26.9 | 2 |
| library/ | 935b3f84c1e4 | stdlib | 1.26.9 | 2 |
| library/ | 148bb5411c18 | stdlib | 1.26.9 | 2 |
| library/ | a7cee7c8178f | stdlib | 1.26.9 | 2 |
| library/ | f474a901faec | stdlib | 1.26.9 | 2 |
| library/ | 6606553b5019 | stdlib | 1.26.9 | 2 |
| library/ | 6b9cbca6fac4 | stdlib | 1.26.9 | 2 |
| library/ | 7d5a6ae66572 | stdlib | 1.26.9 | 2 |
| library/ | eda951fd29a8 | stdlib | 1.26.9 | 2 |
| library/ | f5af5a5ce17f | stdlib | 1.26.9 | 2 |
| library/ | e6b279d01350 | stdlib | 1.26.9 | 2 |
| lightninglabs/ | f86bbec4dfb3 | stdlib | 1.26.9 | 2 |
| linuxserver/ | 45c5fe102ff3 | stdlib | 1.26.9 | 2 |
| listmonk/ | d2eac77ddfad | stdlib | 1.26.9 | 2 |
| listmonk/ | f535d59e1499 | stdlib | 1.26.9 | 2 |
| localstack/ | 801a3dff7f6a | stdlib | 1.26.9 | 2 |