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
- 5,360
- of 18,104 indexed, latest versions
- Container images
- 6,204
- 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 5,360 of 18,104 indexed charts deploy, on 6,204 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 | 6,204 |
| 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
5,360 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| gateway-apinicklasfrahm-gateway-apiVerified publisher | 0.2.0 | 1 of 1See more | 1,779 |
| observalobservalVerified publisher | 1.14.0 | 2 of 8See more | 6,742 |
| aws-xrayokgoloveVerified publisher | 5.0.0 | 1 of 1See more | 667 |
| olivetinolivetinOfficialVerified publisher | 4.0.0 | 1 of 1See more | 748 |
| flagsmithone-acre-fundVerified publisher | 0.1.5 | 1 of 6See more | 8,103 |
| kobotoolboxone-acre-fundVerified publisher | 0.7.4 | 2 of 9See more | 24,082 |
| secrets-injectoronepassword-connect | 1.2.0 | 1 of 1See more | 1,582 |
| opentelemetry-ebpfopentelemetry-helmOfficialVerified publisher | 0.1.7 | 1 of 4See more | 3,757 |
| opentelemetry-ebpf-instrumentationopentelemetry-helmOfficialVerified publisher | 0.14.3 | 1 of 1See more | 205 |
| oesopsmxVerified publisher | 4.0.32 | 8 of 25See more | 111,528 |
| pacto-operatorpacto-operatorOfficialVerified publisher | 5.4.2 | 1 of 1See more | 229 |
| ipfs-clusterparadeum-teamVerified publisher | 0.0.19 | 2 of 2See more | 5,730 |
| permifypermifyVerified publisher | 0.5.0 | 1 of 1See more | 1,585 |
| persespersesOfficialVerified publisher | 0.23.3 | 1 of 1See more | 453 |
| platzioplatz-ioVerified publisher | 0.6.5 | 1 of 2See more | 3,647 |
| plecopleco | 0.24.0 | 1 of 1See more | 2,052 |
| ipmi-exporterpnnl-miscscripts | 0.1.15 | 1 of 1See more | 4,368 |
| pomeriumpomerium | 34.0.1 | 1 of 1See more | 2,906 |
| prometheus-memcached-exporterprometheus-communityVerified publisher | 0.6.0 | 1 of 1See more | 243 |
| prometheus-pgbouncer-exporterprometheus-communityVerified publisher | 0.10.1 | 1 of 1See more | 577 |
| prometheus-systemd-exporterprometheus-communityVerified publisher | 0.5.2 | 1 of 1See more | 1,256 |
| prometheus-yet-another-cloudwatch-exporterprometheus-communityVerified publisher | 0.48.0 | 1 of 1See more | 141 |
| kube-prometheus-stackprometheus-worawutchan | 12.8.0 | 4 of 6See more | 17,198 |
| qgis-serverqgis-serverVerified publisher | 0.1.10 | 1 of 3See more | 6,430 |
| nfs-server-provisionerraphaelVerified publisher | 1.3.0 | 1 of 1See more | 3,966 |
| repoflowrepoflow-helm-public | 0.9.1 | 1 of 8See more | 14,528 |
| wordpress-hardenedriotkit-org | 2.0.0 | 2 of 2See more | 8,484 |
| backrestrobertobochetVerified publisher | 0.7.0 | 1 of 1See more | 1,328 |
| supabaserock8sVerified publisher | 0.0.6 | 1 of 1See more | 696 |
| rqliterqliteOfficialVerified publisher | 2.0.0 | 1 of 1See more | 1,796 |
| qbittorrent-vpnrtomik-helm-chartsVerified publisher | 0.0.2 | 1 of 2See more | 1,767 |
| sabliersablier-helm-chartsOfficialVerified publisher | 1.8.1 | 1 of 1See more | 465 |
| satisfactory-serversatisfactoryVerified publisher | 0.1.6 | 1 of 1See more | 4,525 |
| seaweedfs-csi-driverseaweedfs-csi-driver | 0.2.40 | 7 of 7See more | 9,038 |
| seldon-core-operatorseldon | 1.19.0 | 1 of 1See more | 1,374 |
| bentoself-hosters-by-nightVerified publisher | 0.9.1 | 1 of 1See more | 1,776 |
| lldapself-hosters-by-nightVerified publisher | 0.5.2 | 2 of 2See more | 5,028 |
| appshini4iVerified publisher | 0.4.0 | 1 of 1See more | 1,103 |
| skypilotskypilotOfficialVerified publisher | 0.14.0 | 3 of 3See more | 6,164 |
| corednssoftizyVerified publisher | 0.2.0 | 1 of 1See more | 2,544 |
| knative-servingsoftonic | 3.0.0 | 5 of 5See more | 18,834 |
| forecastlestakaterVerified publisher | 2.1.3 | 1 of 1See more | 1,105 |
| ingressmonitorcontrollerstakaterVerified publisher | 2.2.13 | 1 of 1See more | 992 |
| tigera-operatorstevehipwellVerified publisher | 2.15.0 | 1 of 1See more | 205 |
| vertical-pod-autoscalerstevehipwell-helm-charts-vertical-pod-autoscalerVerified publisher | 1.12.1 | 3 of 3See more | 1,026 |
| sn-platformstreamnative | 1.11.46 | 6 of 9See more | 78,253 |
| stunnerstunner | 1.2.1 | 2 of 2See more | 844 |
| pocketbasetechwolf12Verified publisher | 0.29.3 | 1 of 1See more | 2,021 |
| pretixtechwolf12Verified publisher | 2026.7.0 | 1 of 3See more | 12,492 |
| mealieth-chartsVerified publisher | 0.5.1 | 1 of 1See more | 4,761 |
Container images carrying it
6,204 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| signoz/ | deb566a7a3c0 | stdlib | 1.26.9 | 1 |
| sikalabs/ | c8b0e21d61b4 | stdlib | 1.26.9 | 1 |
| sikalabs/ | 7bd267f30247 | stdlib | 1.26.9 | 1 |
| sikalabs/ | fdc0c6711add | stdlib | 1.26.9 | 1 |
| silkeh/ | 900010497f8c | stdlib | 1.26.9 | 1 |
| simonschneider/ | d674ac370f80 | stdlib | 1.26.9 | 1 |
| simpleidserver/ | 25e378d57d78 | stdlib | 1.26.9 | 1 |
| sirrend/ | 699e79e3d4e2 | stdlib | 1.26.9 | 1 |
| sky5367/ | d51bf68d4b26 | stdlib | 1.26.9 | 1 |
| sky5367/ | d3150f201471 | stdlib | 1.26.9 | 1 |
| skylenet/ | 210353ce7c89 | stdlib | 1.26.9 | 1 |
| skylenet/ | 8698903e379f | stdlib | 1.26.9 | 1 |
| slagattollas/ | 68e7f56393fc | stdlib | 1.26.9 | 1 |
| slamdev/ | a234541c9fa8 | stdlib | 1.26.9 | 1 |
| slamdev/ | 855f6625dda4 | stdlib | 1.26.9 | 1 |
| slamdev/ | b173d809132d | stdlib | 1.26.9 | 1 |
| slamdev/ | d5d6430108a3 | stdlib | 1.26.9 | 1 |
| smailkoz/ | 7b52d15de8f0 | stdlib | 1.26.9 | 1 |
| snapr/ | e9eb8287bfe1 | stdlib | 1.26.9 | 1 |
| snyk/ | fb5ad76ce84e | stdlib | 1.26.9 | 1 |
| softonic/ | f26d467b7b82 | stdlib | 1.26.9 | 1 |
| softonic/ | ab6098c04a53 | stdlib | 1.26.9 | 1 |
| softonic/ | 72017aed5902 | stdlib | 1.26.9 | 1 |
| softonic/ | 94b87f1fb362 | stdlib | 1.26.9 | 1 |
| softonic/ | 910f6de37763 | stdlib | 1.26.9 | 1 |
| softwaremill/ | dfd0d3a7246a | stdlib | 1.26.9 | 1 |
| solarwinds/ | 3c1110e8bdfb | stdlib | 1.26.9 | 1 |
| soldevelo/ | 044d16a65129 | stdlib | 1.26.9 | 1 |
| someblackmagic/ | 6eca64b6b440 | stdlib | 1.26.9 | 1 |
| sonroyaalmerol/ | 3f60f3abe990 | stdlib | 1.26.9 | 1 |
| sophos/ | f1073556b29b | stdlib | 1.26.9 | 1 |
| sorintlab/ | 36b45c0f97fc | stdlib | 1.26.9 | 1 |
| sosedoff/ | a5256d416e2e | stdlib | 1.26.9 | 1 |
| speckle/ | f6221ff308e9 | stdlib | 1.26.9 | 1 |
| spectolabs/ | 250986d58ed4 | stdlib | 1.26.9 | 1 |
| splatform/ | 886311c331b9 | stdlib | 1.26.9 | 1 |
| splunk/ | c4e0d3146226 | stdlib | 1.26.9 | 1 |
| springhack/ | 4aceb821da88 | stdlib | 1.26.9 | 1 |
| sslhep/ | c935e123030d | stdlib | 1.26.9 | 1 |
| sstarcher/ | 2d43c390cb19 | stdlib | 1.26.9 | 1 |
| sstarcher/ | 11769d01ba35 | stdlib | 1.26.9 | 1 |
| sstarcher/ | 1f8cae8cfa80 | stdlib | 1.26.9 | 1 |
| stakater/ | 382cd9572352 | stdlib | 1.26.9 | 1 |
| stakater/ | 86b24cdef409 | stdlib | 1.26.9 | 1 |
| stakater/ | c1226e5270cd | stdlib | 1.26.9 | 1 |
| stakater/ | 450415ce1b4e | stdlib | 1.26.9 | 1 |
| stakater/ | 3409565b1ef5 | stdlib | 1.26.9 | 1 |
| stakater/ | f4b87a8e56d4 | stdlib | 1.26.9 | 1 |
| stakater/ | 37ce9acf2722 | stdlib | 1.26.9 | 1 |
| stakater/ | 39107924063e | stdlib | 1.26.9 | 1 |