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
- 5,377
- of 18,104 indexed, latest versions
- Container images
- 6,223
- 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 5,377 of 18,104 indexed charts deploy, on 6,223 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 | 6,223 |
| 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
5,377 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| natz-operatornatz-operatorVerified publisher | 0.9.5 | 1 of 1See more | 1,279 |
| spring-helmnaveenalla-springboot | 1.0.0 | 1 of 2See more | 1,918 |
| clowder2ncsaVerified publisher | 1.9.7 | 6 of 12See more | 46,011 |
| netbox-operatornetboxOfficialVerified publisher | 1.2.191 | 1 of 1See more | 201 |
| netobserv-operatornetobservOfficialVerified publisher | 2.0.1 | 1 of 1See more | 251 |
| monitorneuvectorchartsVerified publisher | 2.11.2 | 1 of 1See more | 237 |
| cluster-issuersnginx-cert-charts | 0.3.0 | 4 of 4See more | 3,919 |
| ngrok-operatorngrok-operator | 1.1.0 | 1 of 2See more | 2,950 |
| cloud9nicholaswildeVerified publisher | 1.0.0 | 1 of 1See more | 13,016 |
| gotifynicholaswildeVerified publisher | 1.0.0 | 1 of 1See more | 3,977 |
| installernicholaswildeVerified publisher | 1.0.0 | 1 of 1See more | 2,276 |
| shiorinicholaswildeVerified publisher | 1.0.1 | 1 of 1See more | 3,500 |
| writefreelynicholaswildeVerified publisher | 1.0.0 | 1 of 1See more | 9,498 |
| node-exporternode-exporterVerified publisher | 0.1.10 | 1 of 1See more | 1,941 |
| helm-composenousefreakVerified publisher | 0.1.3 | 1 of 2See more | 15,852 |
| nri-resource-policy-balloonsnri-pluginsOfficialVerified publisher | 0.14.0 | 1 of 1See more | 692 |
| nri-resource-policy-topology-awarenri-pluginsOfficialVerified publisher | 0.14.0 | 1 of 1See more | 692 |
| nutanix-csi-snapshotnutanix-helm-releasesOfficialVerified publisher | 8.3.0 | 1 of 1See more | 920 |
| nvidia-gpu-exporternvidia-gpu-exporterVerified publisher | 2.15.1 | 1 of 1See more | 517 |
| octopuso7studios-octopus-helm-chartsOfficialVerified publisher | 1.2.3 | 4 of 5See more | 8,149 |
| oadaoadaVerified publisher | 5.0.6 | 1 of 11See more | 15,446 |
| opengistobeoneVerified publisher | 1.1.6 | 1 of 1See more | 789 |
| transfer.shobeoneVerified publisher | 1.0.5 | 1 of 1See more | 1,854 |
| oci-native-ingress-controlleroci-native-ingress-controller | 1.0.0 | 1 of 1See more | 938 |
| ociregistryociregistryVerified publisher | 1.20.0 | 1 of 1See more | 205 |
| growthbookone-acre-fundVerified publisher | 0.3.0 | 1 of 3See more | 1,827 |
| oom-oracleoom-oracleVerified publisher | 0.1.2 | 1 of 1See more | 201 |
| open5gs-hssopen5gs-hssVerified publisher | 2.3.3 | 1 of 2See more | 694 |
| open5gs-pcrfopen5gs-pcrfVerified publisher | 2.3.3 | 1 of 2See more | 694 |
| open5gs-scpopen5gs-scpVerified publisher | 2.3.4 | 1 of 2See more | 694 |
| open5gs-udropen5gs-udrVerified publisher | 2.3.4 | 1 of 2See more | 694 |
| open5gs-webuiopen5gs-webuiVerified publisher | 2.3.3 | 1 of 2See more | 7,186 |
| openccuopenccuVerified publisher | 3.89.11 | 1 of 1See more | 1,921 |
| kruiseopenkruise | 1.9.1 | 2 of 2See more | 2,863 |
| openobserveopenobserve | 1.0.2 | 5 of 6See more | 4,463 |
| openrouter-botopenrouter-botVerified publisher | 0.2.0 | 1 of 1See more | 1,461 |
| librechatopenshift | 1.9.0 | 1 of 3See more | 6,836 |
| openstack-kamaji-clusteropenstack-kamaji-clusterVerified publisher | 0.2.4 | 1 of 1See more | 1,259 |
| opentelemetry-demoopentelemetry-helmOfficialVerified publisher | 0.42.3 | 10 of 34See more | 26,819 |
| openvaultopenvaultVerified publisher | 0.9.0 | 1 of 2See more | 8,164 |
| openvox-operatoropenvox-operatorVerified publisher | 0.14.0 | 1 of 1See more | 245 |
| opikopikOfficialVerified publisher | 2.2.96 | 6 of 12See more | 16,300 |
| opsopsVerified publisher | 1.2.0 | 2 of 2See more | 101,019 |
| orbitalregorbitalregVerified publisher | 0.4.0 | 3 of 5See more | 5,488 |
| kubernetes-dashboard-proxyosc | 0.7.2 | 3 of 4See more | 9,116 |
| osc-bsu-csi-driverosc-bsu-csi-driverVerified publisher | 2.2.0 | 6 of 6See more | 4,702 |
| httpbinowan-charts | 0.1.9 | 1 of 1See more | 248 |
| hlf-caowkin | 2.1.0 | 2 of 2See more | 5,062 |
| hlf-ordowkin | 3.1.0 | 1 of 1See more | 4,613 |
| hlf-peerowkin | 5.1.0 | 1 of 1See more | 4,983 |
Container images carrying it
6,223 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| louislam/ | 9865163f92c1 | stdlib | 1.26.9 | 1 |
| louislam/ | 9912da7d7d9b | stdlib | 1.26.9 | 1 |
| louislam/ | a4eab252e5a2 | stdlib | 1.26.9 | 1 |
| louislam/ | a84767d7934f | stdlib | 1.26.9 | 1 |
| louislam/ | bc6f244ecf27 | stdlib | 1.26.9 | 1 |
| lumenvox/ | 258583dde8a7 | stdlib | 1.26.9 | 1 |
| lumenvox/ | 4611915d66f6 | stdlib | 1.26.9 | 1 |
| lumenvox/ | 7ff037a71c50 | stdlib | 1.26.9 | 1 |
| lumenvox/ | c01faf8d628d | stdlib | 1.26.9 | 1 |
| lumenvox/ | 9a69862e1248 | stdlib | 1.26.9 | 1 |
| lumenvox/ | 7badfce0df13 | stdlib | 1.26.9 | 1 |
| lumenvox/ | dce4f18b4945 | stdlib | 1.26.9 | 1 |
| lumenvox/ | 4cf9bad0381d | stdlib | 1.26.9 | 1 |
| lumenvox/ | 8090031da992 | stdlib | 1.26.9 | 1 |
| lumenvox/ | 1f985ca4d603 | stdlib | 1.26.9 | 1 |
| lumenvox/ | 98fe71067039 | stdlib | 1.26.9 | 1 |
| lumenvox/ | 26edd01fa2ee | stdlib | 1.26.9 | 1 |
| lumenvox/ | 57d15feb3603 | stdlib | 1.26.9 | 1 |
| machines/ | aff504cd28a8 | stdlib | 1.26.9 | 1 |
| macropower/ | c77ab5ea955c | stdlib | 1.26.9 | 1 |
| macropower/ | 1e9c4fb89787 | stdlib | 1.26.9 | 1 |
| macropower/ | dbb05debb785 | stdlib | 1.26.9 | 1 |
| makeplane/ | a3cdc662ba20 | stdlib | 1.26.9 | 1 |
| maldridge/ | 391de2b76128 | stdlib | 1.26.9 | 1 |
| manojchaulagain/ | f237b5f637ae | stdlib | 1.26.9 | 1 |
| mantlenetworkio/ | 6bf383d14291 | stdlib | 1.26.9 | 1 |
| maponyacharles/ | 58881351f309 | stdlib | 1.26.9 | 1 |
| maponyacharles/ | 7c8a525f08e9 | stdlib | 1.26.9 | 1 |
| markdegroot/ | d8445f2a0de6 | stdlib | 1.26.9 | 1 |
| masipcat/ | 696206e5954d | stdlib | 1.26.9 | 1 |
| masipcat/ | 769f7bb64694 | stdlib | 1.26.9 | 1 |
| matrixdb/ | 7e9ffe249a51 | stdlib | 1.26.9 | 1 |
| matrixdb/ | ed3c7e6291e8 | stdlib | 1.26.9 | 1 |
| matrixdb/ | 95b2e38e913d | stdlib | 1.26.9 | 1 |
| matrixdb/ | ba763bb01ddc | stdlib | 1.26.9 | 1 |
| matrixdb/ | 7ab06fe3d8a7 | stdlib | 1.26.9 | 1 |
| matrixdotorg/ | 6b84a7bbac36 | stdlib | 1.26.9 | 1 |
| matrixdotorg/ | c3c4a9de2a0b | stdlib | 1.26.9 | 1 |
| mattermost/ | b440b282599e | stdlib | 1.26.9 | 1 |
| mattermost/ | 31078df7a3c8 | stdlib | 1.26.9 | 1 |
| mattermost/ | f2f987dada52 | stdlib | 1.26.9 | 1 |
| mattermost/ | 6268954edd67 | stdlib | 1.26.9 | 1 |
| mattermost/ | 1ba5ee61fc81 | stdlib | 1.26.9 | 1 |
| mattermost/ | 996a008fc0d5 | stdlib | 1.26.9 | 1 |
| mattermost/ | bac00a2bbd33 | stdlib | 1.26.9 | 1 |
| mattermost/ | 45c53061c74e | stdlib | 1.26.9 | 1 |
| mattermost/ | 6ad5912b4587 | stdlib | 1.26.9 | 1 |
| mattermost/ | a27058aaa53a | stdlib | 1.26.9 | 1 |
| mavrick1/ | 45ca0429a1d4 | stdlib | 1.26.9 | 1 |
| maxrocketinternet/ | 0234bdec4626 | stdlib | 1.26.9 | 1 |