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
- 5,244
- of 18,108 indexed, latest versions
- Container images
- 6,055
- 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 5,244 of 18,108 indexed charts deploy, on 6,055 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 | 6,055 |
| 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
5,244 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| lodestarethereum-helm-chartsVerified publisher | 1.2.2 | 1 of 2See more | 3,357 |
| nethermindethereum-helm-chartsVerified publisher | 1.1.2 | 1 of 2See more | 673 |
| rpc-proxyethereum-helm-chartsVerified publisher | 0.1.2 | 1 of 1See more | 2,012 |
| rpc-snooperethereum-helm-chartsVerified publisher | 0.0.2 | 1 of 1See more | 2,073 |
| slashoorethereum-helm-chartsVerified publisher | 0.1.0 | 1 of 1See more | 678 |
| spamoorethereum-helm-chartsVerified publisher | 1.0.1 | 1 of 1See more | 1,320 |
| splitoorethereum-helm-chartsVerified publisher | 0.0.1 | 1 of 1See more | 1,776 |
| stubbiesethereum-helm-chartsVerified publisher | 0.0.2 | 1 of 1See more | 1,277 |
| syncoor-serverethereum-helm-chartsVerified publisher | 0.0.1 | 1 of 1See more | 1,432 |
| testnet-homepageethereum-helm-chartsVerified publisher | 0.2.3 | 1 of 1See more | 3,844 |
| tracoor-agentethereum-helm-chartsVerified publisher | 0.0.1 | 1 of 1See more | 559 |
| tracoor-serverethereum-helm-chartsVerified publisher | 0.0.2 | 1 of 1See more | 559 |
| tracoor-singleethereum-helm-chartsVerified publisher | 0.0.5 | 1 of 2See more | 559 |
| web3signerethereum-helm-chartsVerified publisher | 1.0.6 | 1 of 4See more | 698 |
| xatuethereum-helm-chartsVerified publisher | 0.0.1 | 1 of 1See more | 661 |
| xatu-cannonethereum-helm-chartsVerified publisher | 0.2.2 | 1 of 1See more | 661 |
| xatu-cbt-apiethereum-helm-chartsVerified publisher | 0.0.13 | 1 of 1See more | 1,749 |
| xatu-cl-mimicryethereum-helm-chartsVerified publisher | 0.0.2 | 1 of 1See more | 661 |
| xatu-consumoorethereum-helm-chartsVerified publisher | 0.0.1 | 1 of 1See more | 661 |
| xatu-discoveryethereum-helm-chartsVerified publisher | 0.0.6 | 1 of 1See more | 661 |
| xatu-mimicryethereum-helm-chartsVerified publisher | 0.0.7 | 1 of 1See more | 661 |
| xatu-relay-monitorethereum-helm-chartsVerified publisher | 0.0.1 | 1 of 1See more | 661 |
| xatu-sageethereum-helm-chartsVerified publisher | 0.0.1 | 1 of 1See more | 661 |
| xatu-sentryethereum-helm-chartsVerified publisher | 0.0.8 | 1 of 1See more | 661 |
| xatu-serverethereum-helm-chartsVerified publisher | 0.0.14 | 1 of 1See more | 661 |
| beeethersphereVerified publisher | 0.17.4 | 1 of 1See more | 4,280 |
| beekeeperethersphereVerified publisher | 0.4.14 | 1 of 1See more | 2,023 |
| ethexporterethersphereVerified publisher | 0.3.0 | 1 of 1See more | 3,940 |
| ethproxyethersphereVerified publisher | 0.2.0 | 1 of 1See more | 2,240 |
| geth-swapethersphereVerified publisher | 0.6.3 | 1 of 2See more | 6,053 |
| onboarding-faucetethersphereVerified publisher | 0.2.0 | 1 of 1See more | 4,319 |
| tokenexporterethersphereVerified publisher | 0.3.0 | 1 of 1See more | 3,312 |
| localpatheugen | 1.3.2 | 1 of 1See more | 872 |
| snyk-farcaster-agenteugen | 1.0.1 | 1 of 1See more | 1,610 |
| whatsmyipeugen | 1.3.2 | 1 of 1See more | 963 |
| whoamieugen | 1.0.3 | 1 of 1See more | 753 |
| whoami-tlseugen | 0.1.3 | 1 of 1See more | 752 |
| evcc-kubernetesevcc-kubernetesVerified publisher | 1.7.11 | 1 of 1See more | 731 |
| evicted-pod-reaperevicted-pod-reaper | 0.1.0 | 1 of 1See more | 860 |
| eviction-guardeviction-guard | 0.2.3 | 1 of 1See more | 201 |
| domain_exporterevilgn0me | 0.1.4 | 1 of 1See more | 1,936 |
| ingressmonitorcontrollerevilgn0me | 0.0.5 | 1 of 1See more | 992 |
| supportpalevilgn0me | 0.1.6 | 1 of 1See more | 23,035 |
| pgbouncerevilmartians | 0.2.0 | 1 of 2See more | 2,925 |
| preview-appsevilmartians | 0.4.0 | 1 of 1See more | 1,249 |
| preview-apps-infrastructureevilmartians | 0.7.0 | 1 of 1See more | 950 |
| cloudflaredewatkinsVerified publisher | 0.1.0 | 1 of 1See more | 1,864 |
| exa-csiexa-csi-driver | 0.2.0-rev2 | 6 of 6See more | 11,374 |
| exalsius-operatorexalsius-operatorVerified publisher | 0.12.1 | 1 of 1See more | 232 |
| exchange-hackexchange-hack | 0.1.0 | 1 of 1See more | 1,322 |
Container images carrying it
6,055 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/ | ceef4a62198b | stdlib | 1.26.9 | 1 |
| library/ | ebba4f4de37f | stdlib | 1.26.9 | 1 |
| library/ | ef257d85f76e | stdlib | 1.26.9 | 1 |
| library/ | f565573d74ae | stdlib | 1.26.9 | 1 |
| library/ | fbcea1bd13b6 | stdlib | 1.26.9 | 1 |
| library/ | 078107e03637 | stdlib | 1.26.9 | 1 |
| library/ | 19c5ee40801d | stdlib | 1.26.9 | 1 |
| library/ | 446551b26c0b | stdlib | 1.26.9 | 1 |
| library/ | 6ec83ef56205 | stdlib | 1.26.9 | 1 |
| library/ | 751bf4eeaa69 | stdlib | 1.26.9 | 1 |
| library/ | eb5295d08332 | stdlib | 1.26.9 | 1 |
| library/ | 091a7b5de688 | stdlib | 1.26.9 | 1 |
| library/ | 352c1fdadc91 | stdlib | 1.26.9 | 1 |
| library/ | 6a5130174e14 | stdlib | 1.26.9 | 1 |
| library/ | 6aaf3f5e6bc8 | stdlib | 1.26.9 | 1 |
| library/ | 77697a75da9f | stdlib | 1.26.9 | 1 |
| library/ | 83edc2b8e9ff | stdlib | 1.26.9 | 1 |
| library/ | 92b8b307ee28 | stdlib | 1.26.9 | 1 |
| library/ | bb142a9c18ac | stdlib | 1.26.9 | 1 |
| library/ | c1e88455c852 | stdlib | 1.26.9 | 1 |
| library/ | c9d92d840fd0 | stdlib | 1.26.9 | 1 |
| library/ | 04ac44a2595b | stdlib | 1.26.9 | 1 |
| library/ | ddf754342cfc | stdlib | 1.26.9 | 1 |
| library/ | 28e98eece020 | stdlib | 1.26.9 | 1 |
| library/ | 507a3eecf809 | stdlib | 1.26.9 | 1 |
| library/ | 794079a7f241 | stdlib | 1.26.9 | 1 |
| library/ | addb86c0c520 | stdlib | 1.26.9 | 1 |
| library/ | 0a5157f742d2 | stdlib | 1.26.9 | 1 |
| library/ | 104204dadedf | stdlib | 1.26.9 | 1 |
| library/ | 1489caffaedb | stdlib | 1.26.9 | 1 |
| library/ | 1957e3314f43 | stdlib | 1.26.9 | 1 |
| library/ | 2f603f8d3abe | stdlib | 1.26.9 | 1 |
| library/ | 34d5089d0b41 | stdlib | 1.26.9 | 1 |
| library/ | 575fa15b1350 | stdlib | 1.26.9 | 1 |
| library/ | 5d47b7bb2546 | stdlib | 1.26.9 | 1 |
| library/ | 7d0228d19042 | stdlib | 1.26.9 | 1 |
| library/ | b70710baceeb | stdlib | 1.26.9 | 1 |
| library/ | b91812c7ee1b | stdlib | 1.26.9 | 1 |
| library/ | f98ac9dd97b0 | stdlib | 1.26.9 | 1 |
| library/ | d0ae1665a1e8 | stdlib | 1.26.9 | 1 |
| librenms/ | 0920bc9117a8 | stdlib | 1.26.9 | 1 |
| librenms/ | 4f1f3d667cc7 | stdlib | 1.26.9 | 1 |
| librenms/ | 814e3fb8d837 | stdlib | 1.26.9 | 1 |
| lifailon/ | ea37e4b6b952 | stdlib | 1.26.9 | 1 |
| lightstep/ | c800e05e1eff | stdlib | 1.26.9 | 1 |
| linode/ | 09f3282bf53d | stdlib | 1.26.9 | 1 |
| linode/ | ea915835a1c6 | stdlib | 1.26.9 | 1 |
| linuxchina/ | f758e2e567ee | stdlib | 1.26.9 | 1 |
| linuxserver/ | 241009026e6f | stdlib | 1.26.9 | 1 |
| linuxserver/ | 938810eca3d3 | stdlib | 1.26.9 | 1 |