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
- 5,339
- of 18,108 indexed, latest versions
- Container images
- 6,174
- 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 5,339 of 18,108 indexed charts deploy, on 6,174 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 | 6,174 |
| 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
5,339 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| metrics-serverhelmforgeVerified publisher | 1.0.4 | 1 of 1See more | 469 |
| middlewarehelmforgeVerified publisher | 1.2.8 | 2 of 4See more | 10,742 |
| minecrafthelmforgeVerified publisher | 1.5.5 | 1 of 1See more | 5,175 |
| mongodbhelmforgeVerified publisher | 1.8.2 | 1 of 1See more | 1,329 |
| moodlehelmforgeVerified publisher | 1.1.3 | 1 of 2See more | 7,286 |
| mysqlhelmforgeVerified publisher | 2.0.4 | 1 of 1See more | 804 |
| netboxhelmforgeVerified publisher | 2.0.3 | 2 of 4See more | 4,943 |
| nextcloudhelmforgeVerified publisher | 2.0.0 | 1 of 3See more | 7,790 |
| ntfyhelmforgeVerified publisher | 1.2.2 | 1 of 1See more | 408 |
| oauth2-proxyhelmforgeVerified publisher | 1.0.6 | 1 of 1See more | 279 |
| olivetinhelmforgeVerified publisher | 1.2.2 | 1 of 2See more | 738 |
| opencuthelmforgeVerified publisher | 1.1.11 | 1 of 5See more | 3,808 |
| openhumanhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 2,967 |
| openreplayhelmforgeVerified publisher | 1.0.0 | 12 of 24See more | 14,609 |
| paprahelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 3,752 |
| pimcorehelmforgeVerified publisher | 2.0.4 | 2 of 6See more | 3,435 |
| pocket-idhelmforgeVerified publisher | 1.0.0 | 1 of 2See more | 712 |
| questdbhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 158 |
| reactive-resumehelmforgeVerified publisher | 1.0.0 | 2 of 4See more | 3,948 |
| ryothelmforgeVerified publisher | 1.0.0 | 2 of 2See more | 7,313 |
| siyuanhelmforgeVerified publisher | 1.0.1 | 1 of 1See more | 407 |
| strapihelmforgeVerified publisher | 2.3.15 | 1 of 3See more | 3,016 |
| strava-statisticshelmforgeVerified publisher | 1.1.16 | 1 of 2See more | 1,228 |
| supersethelmforgeVerified publisher | 1.3.8 | 2 of 5See more | 6,493 |
| twentyhelmforgeVerified publisher | 1.0.4 | 1 of 5See more | 3,202 |
| wallabaghelmforgeVerified publisher | 1.3.8 | 2 of 3See more | 3,361 |
| webodmhelmforgeVerified publisher | 1.0.0 | 1 of 4See more | 22,545 |
| zookeeperhelmforgeVerified publisher | 1.0.2 | 1 of 1See more | 3,914 |
| harborhelm-harborVerified publisher | 2.3.7 | 5 of 8See more | 1,614 |
| openaevhelm-openbasVerified publisher | 2.0.12 | 1 of 7See more | 21,600 |
| openbashelm-openbasVerified publisher | 1.8.14 | 1 of 7See more | 26,405 |
| release-cleanerhelm-release-cleanerVerified publisher | 1.0.0 | 1 of 1See more | 2,562 |
| pageshelm-repo | 1.0.0 | 1 of 3See more | 21,318 |
| steampipehelm-steampipeVerified publisher | 2.4.1 | 1 of 1See more | 3,901 |
| svacerhelm-svacer | 0.6.0 | 1 of 1See more | 7,190 |
| hermes-operatorhermes-agent-operatorVerified publisher | 0.2.0 | 1 of 1See more | 239 |
| postgres-backup-localheywood8-helm-chartsVerified publisher | 0.1.13 | 1 of 1See more | 3,487 |
| kubefaashfoxy-helm-charts | 0.1.6 | 3 of 4See more | 7,989 |
| tapo-prometheus-exporterhfoxy-helm-charts | 0.1.11 | 1 of 1See more | 1,435 |
| goshimmerhiveroad | 0.2.14 | 1 of 1See more | 3,827 |
| cratedb-adapterhmdmph | 0.1.0 | 1 of 1See more | 4,130 |
| printserverhmediadeVerified publisher | 1.0.2 | 2 of 4See more | 12,902 |
| imageproxyhmphuVerified publisher | 0.1.1 | 1 of 1See more | 3,323 |
| holmesholmes | 0.1.0 | 1 of 1See more | 2,892 |
| homeboxhomebox-helmVerified publisher | 0.3.0 | 1 of 2See more | 1,158 |
| homecharthomechartVerified publisher | 1.0.1 | 1 of 1See more | 216 |
| adguardhomeenterpriseinc | 0.12.0 | 1 of 1See more | 3,720 |
| cert-managerhomeenterpriseinc | 1.10.1 | 3 of 3See more | 7,305 |
| homeassistanthomeenterpriseinc | 0.3.0 | 1 of 1See more | 9,066 |
| photoprismhomeenterpriseinc | 0.8.0 | 1 of 1See more | 3,236 |
Container images carrying it
6,174 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/ | f576cdc17cc3 | stdlib | 1.26.9 | 1 |
| library/ | 0ad6861379c9 | stdlib | 1.26.9 | 1 |
| library/ | ced93c701875 | stdlib | 1.26.9 | 1 |
| library/ | 03652c675ae1 | stdlib | 1.26.9 | 1 |
| library/ | 073e7c8b84e2 | stdlib | 1.26.9 | 1 |
| library/ | 14bfab572eec | stdlib | 1.26.9 | 1 |
| library/ | 2d1e636f0778 | stdlib | 1.26.9 | 1 |
| library/ | 2f439458ab6a | stdlib | 1.26.9 | 1 |
| library/ | 304ab8135187 | stdlib | 1.26.9 | 1 |
| library/ | 3a82e1f56c8f | stdlib | 1.26.9 | 1 |
| library/ | 3e7dd0bfd7bf | stdlib | 1.26.9 | 1 |
| library/ | 42df6755a411 | stdlib | 1.26.9 | 1 |
| library/ | 44d837eb4c2e | stdlib | 1.26.9 | 1 |
| library/ | 468e1f126ca5 | stdlib | 1.26.9 | 1 |
| library/ | 539ceaaae49b | stdlib | 1.26.9 | 1 |
| library/ | 557fea37a744 | stdlib | 1.26.9 | 1 |
| library/ | 5c265bf1fd30 | stdlib | 1.26.9 | 1 |
| library/ | 6567bca8d7bc | stdlib | 1.26.9 | 1 |
| library/ | 69e8582b781c | stdlib | 1.26.9 | 1 |
| library/ | 6eb0add3b77c | stdlib | 1.26.9 | 1 |
| library/ | 7062a2109c4b | stdlib | 1.26.9 | 1 |
| library/ | 7c8f48705831 | stdlib | 1.26.9 | 1 |
| library/ | 7e2070cf6ad0 | stdlib | 1.26.9 | 1 |
| library/ | 7e5df973a748 | stdlib | 1.26.9 | 1 |
| library/ | 8775adb39f0d | stdlib | 1.26.9 | 1 |
| library/ | 885cf05d376c | stdlib | 1.26.9 | 1 |
| library/ | 8ff36f3c6637 | stdlib | 1.26.9 | 1 |
| library/ | a9abf4275f9e | stdlib | 1.26.9 | 1 |
| library/ | bdc3027c1610 | stdlib | 1.26.9 | 1 |
| library/ | c67d80f67f76 | stdlib | 1.26.9 | 1 |
| library/ | c961aa287d86 | stdlib | 1.26.9 | 1 |
| library/ | ced3ba927f4c | stdlib | 1.26.9 | 1 |
| 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 |