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
- 5,515
- of 18,090 indexed, latest versions
- Container images
- 6,355
- deployed by those charts
- Fix available
- 1 of 3
- affected packages
HTTP/1 client connection desynchronization after CONNECT rejection in net/http
Carried by container images the latest versions of 5,515 of 18,090 indexed charts deploy, on 6,355 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 | 6,355 |
| golang-1.19deb | 1.19.8-2 | no fix listed | 1 |
| ingress-nginx-controller-1.15apk | 1.15.10-r3 | no fix listed | 1 |
- OSV records
- DEBIAN-CVE-2026-56866GO-2026-6605CGA-54v4-442r-c4x8
- Also known as
- CGA-h688-8p8g-gxgc, CGA-hmf8-6fq9-3ghf, CGA-m9cf-cw7m-mrq2, CGA-q4hr-6p8w-58w4, CGA-vrj7-cmwf-3pg8
- Trending
- Rank 8 in indexed charts, since 9 Oct 2026. See the ranking →
Charts affected
5,515 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| netobserv-operatornetobservOfficialVerified publisher | 2.0.1 | 1 of 1See more | 154 |
| monitorneuvectorchartsVerified publisher | 2.11.2 | 1 of 1See more | 186 |
| cluster-issuersnginx-cert-charts | 0.3.0 | 4 of 4See more | 3,613 |
| ngrok-operatorngrok-operator | 1.1.0 | 1 of 2See more | 2,869 |
| cloud9nicholaswildeVerified publisher | 1.0.0 | 1 of 1See more | 12,936 |
| gotifynicholaswildeVerified publisher | 1.0.0 | 1 of 1See more | 3,895 |
| installernicholaswildeVerified publisher | 1.0.0 | 1 of 1See more | 2,220 |
| shiorinicholaswildeVerified publisher | 1.0.1 | 1 of 1See more | 3,420 |
| writefreelynicholaswildeVerified publisher | 1.0.0 | 1 of 1See more | 9,416 |
| node-exporternode-exporterVerified publisher | 0.1.10 | 1 of 1See more | 1,864 |
| helm-composenousefreakVerified publisher | 0.1.3 | 1 of 2See more | 15,782 |
| nri-resource-policy-balloonsnri-pluginsOfficialVerified publisher | 0.14.0 | 1 of 1See more | 616 |
| nri-resource-policy-topology-awarenri-pluginsOfficialVerified publisher | 0.14.0 | 1 of 1See more | 616 |
| nutanix-csi-snapshotnutanix-helm-releasesOfficialVerified publisher | 8.3.0 | 1 of 1See more | 843 |
| nvidia-gpu-exporternvidia-gpu-exporterVerified publisher | 2.15.1 | 1 of 1See more | 441 |
| octopuso7studios-octopus-helm-chartsOfficialVerified publisher | 1.2.3 | 4 of 5See more | 7,871 |
| oadaoadaVerified publisher | 5.0.6 | 1 of 11See more | 15,388 |
| opengistobeoneVerified publisher | 1.1.6 | 1 of 1See more | 713 |
| transfer.shobeoneVerified publisher | 1.0.5 | 1 of 1See more | 1,778 |
| oci-native-ingress-controlleroci-native-ingress-controller | 1.0.0 | 1 of 1See more | 861 |
| ociregistryociregistryVerified publisher | 1.20.0 | 1 of 1See more | 128 |
| growthbookone-acre-fundVerified publisher | 0.3.0 | 1 of 3See more | 1,751 |
| oom-oracleoom-oracleVerified publisher | 0.1.2 | 1 of 1See more | 124 |
| open5gs-hssopen5gs-hssVerified publisher | 2.3.3 | 1 of 2See more | 617 |
| open5gs-pcrfopen5gs-pcrfVerified publisher | 2.3.3 | 1 of 2See more | 617 |
| open5gs-scpopen5gs-scpVerified publisher | 2.3.4 | 1 of 2See more | 617 |
| open5gs-udropen5gs-udrVerified publisher | 2.3.4 | 1 of 2See more | 617 |
| open5gs-webuiopen5gs-webuiVerified publisher | 2.3.3 | 1 of 2See more | 7,129 |
| openccuopenccuVerified publisher | 3.89.11 | 1 of 1See more | 1,846 |
| kruiseopenkruise | 1.9.1 | 2 of 2See more | 2,709 |
| openobserveopenobserve | 1.0.2 | 5 of 6See more | 4,156 |
| openrouter-botopenrouter-botVerified publisher | 0.2.0 | 1 of 1See more | 1,409 |
| librechatopenshift | 1.9.0 | 1 of 3See more | 6,745 |
| openstack-kamaji-clusteropenstack-kamaji-clusterVerified publisher | 0.2.4 | 1 of 1See more | 1,183 |
| opentelemetry-demoopentelemetry-helmOfficialVerified publisher | 0.42.3 | 10 of 34See more | 26,079 |
| openvaultopenvaultVerified publisher | 0.9.0 | 1 of 2See more | 8,097 |
| openvox-operatoropenvox-operatorVerified publisher | 0.14.0 | 1 of 1See more | 147 |
| opikopikOfficialVerified publisher | 2.2.96 | 6 of 12See more | 15,883 |
| opsopsVerified publisher | 1.2.0 | 2 of 2See more | 100,859 |
| orbitalregorbitalregVerified publisher | 0.4.0 | 3 of 5See more | 5,271 |
| kubernetes-dashboard-proxyosc | 0.7.2 | 3 of 4See more | 8,871 |
| osc-bsu-csi-driverosc-bsu-csi-driverVerified publisher | 2.2.0 | 6 of 6See more | 4,246 |
| httpbinowan-charts | 0.1.9 | 1 of 1See more | 197 |
| hlf-caowkin | 2.1.0 | 2 of 2See more | 4,903 |
| hlf-ordowkin | 3.1.0 | 1 of 1See more | 4,531 |
| hlf-peerowkin | 5.1.0 | 1 of 1See more | 4,901 |
| prometheus-cachethqoxyno-zetaVerified publisher | 1.1.1 | 1 of 1See more | 2,715 |
| p10logsp10logsOfficialVerified publisher | 1.1.4 | 2 of 2See more | 178 |
| ngrok-operatorpaganuzzi | 0.0.2 | 1 of 1See more | 3,930 |
| palworldpalworld-server-chartVerified publisher | 2.7.1 | 1 of 1See more | 4,503 |
Container images carrying it
6,355 by charts deploying them
A fixed version is listed for 1 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| anamskenneth/ | 9ecf04f42cc3 | stdlib | 1.26.9 | 1 |
| anchore/ | bde9eedf639d | stdlib | 1.26.9 | 1 |
| anchore/ | 2b424b3b9a03 | stdlib | 1.26.9 | 1 |
| anchore/ | 8aad6d0912dd | stdlib | 1.26.9 | 1 |
| anchore/ | 1a1a374658c8 | stdlib | 1.26.9 | 1 |
| andrcuns/ | 43060f159f4c | stdlib | 1.26.9 | 1 |
| andrcuns/ | b4a8eb20581a | stdlib | 1.26.9 | 1 |
| andreacioni/ | 2938b310090a | stdlib | 1.26.9 | 1 |
| andrewmackrodt/ | 33f9080470c9 | stdlib | 1.26.9 | 1 |
| ankane/ | d3a9d8ac27bb | stdlib | 1.26.9 | 1 |
| anonaddy/ | 957a95565166 | stdlib | 1.26.9 | 1 |
| ansgroup/ | cd6b0ef2b309 | stdlib | 1.26.9 | 1 |
| ansiblesemaphore/ | 03d1f8684027 | stdlib | 1.26.9 | 1 |
| antrea/ | c10bc45c6272 | stdlib | 1.26.9 | 1 |
| antrea/ | f1373d39217c | stdlib | 1.26.9 | 1 |
| antrea/ | 19f3c0113330 | stdlib | 1.26.9 | 1 |
| antrea/ | 065193e7572f | stdlib | 1.26.9 | 1 |
| anujarosha/ | ed60e46870b6 | stdlib | 1.26.9 | 1 |
| anujdatar/ | 685df04a643b | stdlib | 1.26.9 | 1 |
| apache/ | 64e58748b6b9 | stdlib | 1.26.9 | 1 |
| apache/ | adf7260c2c5f | stdlib | 1.26.9 | 1 |
| apache/ | ce90bdc3d2af | stdlib | 1.26.9 | 1 |
| apache/ | e5560ad0b86e | stdlib | 1.26.9 | 1 |
| apache/ | a0d71b0e30a5 | stdlib | 1.26.9 | 1 |
| apache/ | c010ea7d1694 | stdlib | 1.26.9 | 1 |
| apache/ | 412f92cde0b3 | stdlib | 1.26.9 | 1 |
| apache/ | 3bb13d14f64a | stdlib | 1.26.9 | 1 |
| apache/ | d173e7efe258 | stdlib | 1.26.9 | 1 |
| apache/ | ffe68d6b99c0 | stdlib | 1.26.9 | 1 |
| apache/ | 133d35d2c263 | stdlib | 1.26.9 | 1 |
| apache/ | b4ec8c18d079 | stdlib | 1.26.9 | 1 |
| apache/ | 4db34508137f | stdlib | 1.26.9 | 1 |
| apache/ | 90b7fa1dc018 | stdlib | 1.26.9 | 1 |
| apache/ | ab9cc988828c | stdlib | 1.26.9 | 1 |
| apache/ | 49fc54894fdf | stdlib | 1.26.9 | 1 |
| apache/ | 90e6a62a578a | stdlib | 1.26.9 | 1 |
| apache/ | 95c6b951f38a | stdlib | 1.26.9 | 1 |
| apecloud/ | d48bcbd38066 | stdlib | 1.26.9 | 1 |
| apecloud/ | 5832d1a9097a | stdlib | 1.26.9 | 1 |
| apecloud/ | 98abc64aa985 | stdlib | 1.26.9 | 1 |
| apecloud/ | c93655ccb2d7 | stdlib | 1.26.9 | 1 |
| apecloud/ | 32bd92c7f7fa | stdlib | 1.26.9 | 1 |
| apecloud/ | dbca95a15bc1 | stdlib | 1.26.9 | 1 |
| apecloud/ | ff2858eab9cc | stdlib | 1.26.9 | 1 |
| appwrite/ | 1aaa70127114 | stdlib | 1.26.9 | 1 |
| appwrite/ | 34ef77fb6e87 | stdlib | 1.26.9 | 1 |
| aquasec/ | 6e790e233872 | stdlib | 1.26.9 | 1 |
| aquasec/ | 7ea4aa3d2eb6 | stdlib | 1.26.9 | 1 |
| aquasec/ | 6672264accce | stdlib | 1.26.9 | 1 |
| aquasec/ | 7a8fa32dce21 | stdlib | 1.26.9 | 1 |