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
- 5,306
- of 18,108 indexed, latest versions
- Container images
- 6,104
- 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 5,306 of 18,108 indexed charts deploy, on 6,104 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 | 6,104 |
| golang-1.19deb | 1.19.8-2 | no fix listed | 1 |
- OSV records
- DEBIAN-CVE-2026-56866GO-2026-6605
- Trending
- Rank 9 in indexed charts, since 9 Oct 2026. See the ranking →
Charts affected
5,306 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| answerhelmforgeVerified publisher | 1.5.3 | 1 of 1See more | 886 |
| appwritehelmforgeVerified publisher | 2.0.3 | 2 of 5See more | 5,361 |
| automatischhelmforgeVerified publisher | 1.3.9 | 2 of 4See more | 6,607 |
| booklorehelmforgeVerified publisher | 2.0.2 | 1 of 3See more | 2,560 |
| castopodhelmforgeVerified publisher | 1.2.10 | 2 of 3See more | 10,831 |
| certimatehelmforgeVerified publisher | 1.0.9 | 1 of 1See more | 258 |
| chiefonboardinghelmforgeVerified publisher | 1.1.15 | 1 of 3See more | 8,763 |
| ckanhelmforgeVerified publisher | 1.3.10 | 2 of 6See more | 11,614 |
| cloudflaredhelmforgeVerified publisher | 1.5.17 | 1 of 1See more | 624 |
| countlyhelmforgeVerified publisher | 1.2.8 | 2 of 3See more | 76,314 |
| dawarichhelmforgeVerified publisher | 1.0.3 | 2 of 4See more | 12,667 |
| ddns-updaterhelmforgeVerified publisher | 1.4.12 | 1 of 1See more | 574 |
| discount-bandithelmforgeVerified publisher | 2.0.9 | 2 of 3See more | 36,249 |
| druidhelmforgeVerified publisher | 1.3.6 | 2 of 4See more | 10,115 |
| drupalhelmforgeVerified publisher | 1.2.15 | 1 of 2See more | 4,535 |
| entehelmforgeVerified publisher | 1.0.2 | 2 of 4See more | 5,245 |
| ghosthelmforgeVerified publisher | 1.2.10 | 2 of 3See more | 3,916 |
| ghostfoliohelmforgeVerified publisher | 1.0.1 | 1 of 4See more | 5,154 |
| giteahelmforgeVerified publisher | 1.1.21 | 1 of 1See more | 905 |
| github-mcp-serverhelmforgeVerified publisher | 1.0.3 | 1 of 1See more | 744 |
| glancehelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 376 |
| gophishhelmforgeVerified publisher | 0.1.6 | 1 of 1See more | 4,205 |
| hermes-agenthelmforgeVerified publisher | 1.0.1 | 1 of 1See more | 6,975 |
| hoppscotchhelmforgeVerified publisher | 1.1.12 | 2 of 2See more | 2,689 |
| immichhelmforgeVerified publisher | 1.2.10 | 1 of 5See more | 13,216 |
| jenkinshelmforgeVerified publisher | 1.0.9 | 1 of 1See more | 3,470 |
| komgahelmforgeVerified publisher | 1.4.16 | 1 of 1See more | 37,594 |
| kubernetes-mcp-serverhelmforgeVerified publisher | 1.0.7 | 1 of 1See more | 311 |
| listmonkhelmforgeVerified publisher | 1.1.14 | 3 of 3See more | 3,709 |
| medikeephelmforgeVerified publisher | 2.0.2 | 2 of 3See more | 6,699 |
| memoshelmforgeVerified publisher | 2.0.2 | 1 of 2See more | 509 |
| metabasehelmforgeVerified publisher | 1.2.30 | 1 of 3See more | 1,950 |
| metrics-serverhelmforgeVerified publisher | 1.0.4 | 1 of 1See more | 462 |
| middlewarehelmforgeVerified publisher | 1.2.8 | 2 of 4See more | 10,731 |
| minecrafthelmforgeVerified publisher | 1.5.5 | 1 of 1See more | 5,168 |
| mongodbhelmforgeVerified publisher | 1.8.2 | 1 of 1See more | 1,322 |
| moodlehelmforgeVerified publisher | 1.1.3 | 1 of 2See more | 7,283 |
| mysqlhelmforgeVerified publisher | 2.0.4 | 1 of 1See more | 797 |
| netboxhelmforgeVerified publisher | 2.0.3 | 2 of 4See more | 4,903 |
| nextcloudhelmforgeVerified publisher | 2.0.0 | 1 of 3See more | 7,685 |
| ntfyhelmforgeVerified publisher | 1.2.2 | 1 of 1See more | 401 |
| oauth2-proxyhelmforgeVerified publisher | 1.0.6 | 1 of 1See more | 272 |
| olivetinhelmforgeVerified publisher | 1.2.2 | 1 of 2See more | 731 |
| opencuthelmforgeVerified publisher | 1.1.11 | 1 of 5See more | 3,803 |
| openreplayhelmforgeVerified publisher | 1.0.0 | 1See more | — |
| paprahelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 3,744 |
| pimcorehelmforgeVerified publisher | 2.0.4 | 2 of 6See more | 3,420 |
| pocket-idhelmforgeVerified publisher | 1.0.0 | 1 of 2See more | 705 |
| questdbhelmforgeVerified publisher | 1.0.0 | 1See more | — |
| reactive-resumehelmforgeVerified publisher | 1.0.0 | 2 of 4See more | 3,937 |
Container images carrying it
6,104 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| khaliq/ | 8a7ed75c9aab | stdlib | 1.26.9 | 1 |
| khaliq/ | 49f96888d2ab | stdlib | 1.26.9 | 1 |
| kiosksh/ | 501725ba2025 | stdlib | 1.26.9 | 1 |
| klutchell/ | a98e8d13314f | stdlib | 1.26.9 | 1 |
| komodorio/ | 258a9044e658 | stdlib | 1.26.9 | 1 |
| komodorio/ | 9678d02c3f2e | stdlib | 1.26.9 | 1 |
| kong/ | 03510967482b | stdlib | 1.26.9 | 1 |
| kong/ | 814eaeee4cc8 | stdlib | 1.26.9 | 1 |
| kong/ | 5e66021b64a8 | stdlib | 1.26.9 | 1 |
| kong/ | 60e4102ab2da | stdlib | 1.26.9 | 1 |
| kong/ | 999213b98257 | stdlib | 1.26.9 | 1 |
| kong/ | a154795691d1 | stdlib | 1.26.9 | 1 |
| kong/ | 8191df5c7019 | stdlib | 1.26.9 | 1 |
| kronosorg/ | 301da21c59a5 | stdlib | 1.26.9 | 1 |
| krontechnology/ | 8b42fad987b3 | stdlib | 1.26.9 | 1 |
| krontechnology/ | e078d54c1711 | stdlib | 1.26.9 | 1 |
| kserve/ | 22ff858b57c1 | stdlib | 1.26.9 | 1 |
| kserve/ | f0692a9ea09f | stdlib | 1.26.9 | 1 |
| kubearmor/ | a08141311045 | stdlib | 1.26.9 | 1 |
| kubearmor/ | 43674bb4806f | stdlib | 1.26.9 | 1 |
| kubearmor/ | f5d21795c0d7 | stdlib | 1.26.9 | 1 |
| kubearmor/ | f82b9c97e97d | stdlib | 1.26.9 | 1 |
| kubearmor/ | b7b92a447f15 | stdlib | 1.26.9 | 1 |
| kubebb/ | a3dba2a95cef | stdlib | 1.26.9 | 1 |
| kubebb/ | f83cd256229b | stdlib | 1.26.9 | 1 |
| kubebb/ | 20509de4b399 | stdlib | 1.26.9 | 1 |
| kubebb/ | 60d3cba0c267 | stdlib | 1.26.9 | 1 |
| kubebb/ | 2b9e7f451d6b | stdlib | 1.26.9 | 1 |
| kubebb/ | e366c34a9b8d | stdlib | 1.26.9 | 1 |
| kubebb/ | 8ffbfa2d67e9 | stdlib | 1.26.9 | 1 |
| kubebb/ | 0ba03fcee3a7 | stdlib | 1.26.9 | 1 |
| kubebb/ | 067673df26a6 | stdlib | 1.26.9 | 1 |
| kubebb/ | 58d5efec568b | stdlib | 1.26.9 | 1 |
| kubebb/ | 163ebbfc7a82 | stdlib | 1.26.9 | 1 |
| kubebb/ | 2b5894ef1e2f | stdlib | 1.26.9 | 1 |
| kubebb/ | 65bb40b353db | stdlib | 1.26.9 | 1 |
| kubebuilder/ | 3c4f708c6204 | stdlib | 1.26.9 | 1 |
| kubedb/ | 5829bcedcb0d | stdlib | 1.26.9 | 1 |
| kubedb/ | 7d27865514ee | stdlib | 1.26.9 | 1 |
| kubedb/ | 1a06ff0bda52 | stdlib | 1.26.9 | 1 |
| kubeedge/ | 460c6061b608 | stdlib | 1.26.9 | 1 |
| kubeedge/ | a437cf5ec0ae | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 12a28c8a0b41 | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 72f14e03b9e1 | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 916a7695b0dd | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | db88bf09d88e | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 129f0aaba976 | stdlib | 1.26.9 | 1 |
| kubeflowkatib/ | 7a41c508deb1 | stdlib | 1.26.9 | 1 |
| kubeflow/ | 5783f6db428f | stdlib | 1.26.9 | 1 |
| kubeflownotebookswg/ | 2060a2ede788 | stdlib | 1.26.9 | 1 |