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/ | d44355d3c214 | stdlib | 1.26.9 | 1 |
| library/ | d76116d819d5 | stdlib | 1.26.9 | 1 |
| library/ | fbc51bcf1ab0 | stdlib | 1.26.9 | 1 |
| library/ | 0909b1681015 | stdlib | 1.26.9 | 1 |
| library/ | 96d8a3f65a4f | stdlib | 1.26.9 | 1 |
| library/ | 1ba18449911d | stdlib | 1.26.9 | 1 |
| library/ | 1d148deae16a | stdlib | 1.26.9 | 1 |
| library/ | 2416984b43dd | stdlib | 1.26.9 | 1 |
| library/ | 2a232a42256f | stdlib | 1.26.9 | 1 |
| library/ | 3153fa63f546 | stdlib | 1.26.9 | 1 |
| library/ | 3acba49741f1 | stdlib | 1.26.9 | 1 |
| library/ | 3f3c01aaaebf | stdlib | 1.26.9 | 1 |
| library/ | 7dcdfc4a2024 | stdlib | 1.26.9 | 1 |
| library/ | 851f91d24121 | stdlib | 1.26.9 | 1 |
| library/ | a56b3bdde893 | stdlib | 1.26.9 | 1 |
| library/ | aa3df78ecf32 | stdlib | 1.26.9 | 1 |
| library/ | afa5d5134900 | stdlib | 1.26.9 | 1 |
| library/ | d9a0fd8bdd15 | stdlib | 1.26.9 | 1 |
| library/ | dd43b430341a | stdlib | 1.26.9 | 1 |
| library/ | 1ef2e532ca4d | stdlib | 1.26.9 | 1 |
| library/ | 2654b1e90413 | stdlib | 1.26.9 | 1 |
| library/ | 29773d6be407 | stdlib | 1.26.9 | 1 |
| library/ | 77196da4b0df | stdlib | 1.26.9 | 1 |
| library/ | 83f7bf209844 | stdlib | 1.26.9 | 1 |
| library/ | 90592b712b6b | stdlib | 1.26.9 | 1 |
| library/ | db4c56c196d6 | stdlib | 1.26.9 | 1 |
| library/ | e0174e51e812 | stdlib | 1.26.9 | 1 |
| library/ | 8812029260b5 | stdlib | 1.26.9 | 1 |
| library/ | 983c696655e8 | stdlib | 1.26.9 | 1 |
| library/ | a10d46445d68 | stdlib | 1.26.9 | 1 |
| library/ | b0f9fc41ed79 | stdlib | 1.26.9 | 1 |
| library/ | ba10ac9ba17a | stdlib | 1.26.9 | 1 |
| library/ | cdd3dbdea45c | stdlib | 1.26.9 | 1 |
| library/ | d7f5dd5f70e2 | stdlib | 1.26.9 | 1 |
| library/ | 7232f6388a4d | stdlib | 1.26.9 | 1 |
| library/ | 17a4f64e9cf5 | stdlib | 1.26.9 | 1 |
| library/ | 33eae14f0867 | stdlib | 1.26.9 | 1 |
| library/ | 07e06f2e7ae9 | stdlib | 1.26.9 | 1 |
| library/ | 1c33370a599c | stdlib | 1.26.9 | 1 |
| library/ | 22edfe1c7834 | stdlib | 1.26.9 | 1 |
| library/ | 490f01279be1 | stdlib | 1.26.9 | 1 |
| library/ | 5b6a1eac15b8 | stdlib | 1.26.9 | 1 |
| library/ | 628f228f0fd5 | stdlib | 1.26.9 | 1 |
| library/ | 6422478cb8e1 | stdlib | 1.26.9 | 1 |
| library/ | 6b848cb24fbb | stdlib | 1.26.9 | 1 |
| library/ | 8a16204dc96c | stdlib | 1.26.9 | 1 |
| library/ | 9a48ac9f196f | stdlib | 1.26.9 | 1 |
| library/ | a02fe89cb597 | stdlib | 1.26.9 | 1 |
| library/ | b1cb255a9939 | stdlib | 1.26.9 | 1 |
| library/ | bfc25a68e113 | stdlib | 1.26.9 | 1 |