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 |
|---|---|---|---|
| reconcilerepmdedpVerified publisher | 2.12.0 | 1 of 1See more | 3,103 |
| sonar-operatorepmdedpVerified publisher | 3.4.0 | 1 of 1See more | 384 |
| tekton-cacheepmdedpVerified publisher | 0.4.5 | 1 of 2See more | 1,163 |
| tekton-custom-taskepmdedpVerified publisher | 0.2.0 | 1 of 1See more | 1,053 |
| codebase-operatorepmdedp-devVerified publisher | 2.12.0-MDTU-DDM-SNAPSHOT.10 | 1 of 1See more | 3,961 |
| gerrit-operatorepmdedp-devVerified publisher | 2.11.0-MDTU-DDM-SNAPSHOT.2 | 1 of 1See more | 3,947 |
| jenkins-operatorepmdedp-devVerified publisher | 2.11.0-MDTU-DDM-SNAPSHOT.1 | 1 of 1See more | 3,400 |
| keycloak-operatorepmdedp-devVerified publisher | 1.11.0-MDTU-DDM-SNAPSHOT.10 | 1 of 1See more | 3,367 |
| equizequiz | 0.0.1 | 1 of 3See more | 9,787 |
| equizequiz-chart | 0.0.1 | 1 of 3See more | 9,787 |
| erasereraser | 1.4.2 | 1 of 1See more | 372 |
| yopassernail-yopass | 2.0.0 | 1 of 1See more | 1,732 |
| escvmschedulerescvmscheduler | 1.0.7 | 1 of 3See more | 6,303 |
| espocrmespocrmVerified publisher | 1.0.1 | 1 of 2See more | 7,949 |
| etcd-defragetcd-defragVerified publisher | 0.28.1 | 1 of 1See more | 218 |
| armiarmaethereum-helm-chartsVerified publisher | 0.1.2 | 1 of 2See more | 1,836 |
| assertoorethereum-helm-chartsVerified publisher | 1.2.0 | 1 of 1See more | 3,574 |
| authenticatoorethereum-helm-chartsVerified publisher | 0.1.0 | 1 of 1See more | 508 |
| benchmarkoor-apiethereum-helm-chartsVerified publisher | 0.1.0 | 1 of 1See more | 1,430 |
| blob-me-babyethereum-helm-chartsVerified publisher | 0.1.2 | 1 of 1See more | 2,105 |
| buildoor-overviewethereum-helm-chartsVerified publisher | 0.0.1 | 1 of 1See more | 901 |
| cbt-apiethereum-helm-chartsVerified publisher | 0.0.14 | 1 of 1See more | 613 |
| chaos-meshethereum-helm-chartsVerified publisher | 0.0.3 | 4 of 4See more | 16,517 |
| checkpointzethereum-helm-chartsVerified publisher | 0.1.3 | 1 of 1See more | 1,198 |
| contributoorethereum-helm-chartsVerified publisher | 0.0.2 | 1 of 1See more | 1,311 |
| doraethereum-helm-chartsVerified publisher | 1.0.12 | 1 of 2See more | 3,201 |
| dugtrioethereum-helm-chartsVerified publisher | 0.0.7 | 1 of 1See more | 1,812 |
| erpcethereum-helm-chartsVerified publisher | 0.0.4 | 1 of 1See more | 1,452 |
| eth2-fork-monethereum-helm-chartsVerified publisher | 0.1.3 | 1 of 1See more | 2,927 |
| ethereum-address-metrics-exporterethereum-helm-chartsVerified publisher | 0.2.0 | 1 of 1See more | 854 |
| ethereum-metrics-exporterethereum-helm-chartsVerified publisher | 0.2.1 | 1 of 1See more | 322 |
| ethereum-validator-metrics-exporterethereum-helm-chartsVerified publisher | 0.0.1 | 1 of 1See more | 1,192 |
| eth-faucetethereum-helm-chartsVerified publisher | 0.1.1 | 1 of 1See more | 2,777 |
| execution-processorethereum-helm-chartsVerified publisher | 0.0.3 | 1 of 1See more | 1,061 |
| forkmonethereum-helm-chartsVerified publisher | 0.1.6 | 1 of 1See more | 2,434 |
| forkyethereum-helm-chartsVerified publisher | 0.2.0 | 1 of 1See more | 2,335 |
| 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 |
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 |
|---|---|---|---|---|
| ddosify/ | 181965edb12e | stdlib | 1.26.9 | 1 |
| ddosify/ | a97a1b8a66af | stdlib | 1.26.9 | 1 |
| ddvk/ | 2f5c45cbf0c5 | stdlib | 1.26.9 | 1 |
| deconzcommunity/ | 062de2362641 | stdlib | 1.26.9 | 1 |
| deconzcommunity/ | 23c86008d73f | stdlib | 1.26.9 | 1 |
| deepflowce/ | 7cd16719eb57 | stdlib | 1.26.9 | 1 |
| deepflowce/ | 6b51a0206b04 | stdlib | 1.26.9 | 1 |
| deepflowce/ | 1477e7334d13 | stdlib | 1.26.9 | 1 |
| deepflowce/ | 34fcc526dd59 | stdlib | 1.26.9 | 1 |
| defactops/ | 825cdf9ba706 | stdlib | 1.26.9 | 1 |
| deimosfr/ | 284c4040fc6d | stdlib | 1.26.9 | 1 |
| dellemc/ | 148ada9060a9 | stdlib | 1.26.9 | 1 |
| dellemc/ | 660cabd6d929 | stdlib | 1.26.9 | 1 |
| dellnoantechnp/ | 6873356c882d | stdlib | 1.26.9 | 1 |
| deluan/ | 11a24da08977 | stdlib | 1.26.9 | 1 |
| deluan/ | 2cf4442b0099 | stdlib | 1.26.9 | 1 |
| deluan/ | 38dc2727bfcf | stdlib | 1.26.9 | 1 |
| deluan/ | 4e9ae3bff6aa | stdlib | 1.26.9 | 1 |
| deluan/ | 9fa40b3d8dec | stdlib | 1.26.9 | 1 |
| deluan/ | fc4d8b6ad9f9 | stdlib | 1.26.9 | 1 |
| denniswitt/ | 88a235619af6 | stdlib | 1.26.9 | 1 |
| derailed/ | 63b2d2a8f674 | stdlib | 1.26.9 | 1 |
| devopsfaith/ | 4c678c224f67 | stdlib | 1.26.9 | 1 |
| devopsfaith/ | 9219cda867e2 | stdlib | 1.26.9 | 1 |
| devopstales/ | 75136aa7a26e | stdlib | 1.26.9 | 1 |
| devsecurely/ | 35675bd31bfd | stdlib | 1.26.9 | 1 |
| devspacecloud/ | 49c397413f7b | stdlib | 1.26.9 | 1 |
| deyaeddin/ | 797b0d06210a | stdlib | 1.26.9 | 1 |
| dgraph/ | b57fa31f9b7f | stdlib | 1.26.9 | 1 |
| dgraph/ | 4cae1ff95027 | stdlib | 1.26.9 | 1 |
| digitalocean/ | 3ba058e9a48d | stdlib | 1.26.9 | 1 |
| digitalocean/ | 5e5deb4db76e | stdlib | 1.26.9 | 1 |
| dipugodocker/ | 316e203b8bf5 | stdlib | 1.26.9 | 1 |
| dipugodocker/ | 70b07544a604 | stdlib | 1.26.9 | 1 |
| dirathea/ | 8d4c9f773ae1 | stdlib | 1.26.9 | 1 |
| directus/ | 9c8470ea465c | stdlib | 1.26.9 | 1 |
| directus/ | e3c8bb975350 | stdlib | 1.26.9 | 1 |
| distribution/ | bca24727f400 | stdlib | 1.26.9 | 1 |
| distribution/ | f84b2078238f | stdlib | 1.26.9 | 1 |
| djjudas21/ | e9094580885c | stdlib | 1.26.9 | 1 |
| djkormo/ | 9f34e87e7586 | stdlib | 1.26.9 | 1 |
| dnsforge/ | 4d9a685c8c28 | stdlib | 1.26.9 | 1 |
| dobtc/ | a870f7cb1105 | stdlib | 1.26.9 | 1 |
| dockerdaemon0901/ | 4e5bfe179c7e | stdlib | 1.26.9 | 1 |
| documenso/ | 7f16a9449f18 | stdlib | 1.26.9 | 1 |
| dollarshaveclub/ | 14a257836529 | stdlib | 1.26.9 | 1 |
| dollarshaveclub/ | 663cbf25fcfe | stdlib | 1.26.9 | 1 |
| don616/ | 3e228fadb3a8 | stdlib | 1.26.9 | 1 |
| donetick/ | a1cc21dd5a37 | stdlib | 1.26.9 | 1 |
| dongjiang1989/ | 2a3ead6a55dc | stdlib | 1.26.9 | 1 |