CVE-2026-56853
HighAdvisory
Published 13 Aug 2026In the index since 5 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.5
- base score, highest
- EPSS
- 0.006
- 46th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 4,578
- of 17,821 indexed, latest versions
- Container images
- 5,292
- deployed by those charts
- Fix available
- 1 of 2
- affected packages
Apply ReadHeaderTimeout when doing unencrypted HTTP/2 check in net/http
Carried by container images the latest versions of 4,578 of 17,821 indexed charts deploy, on 5,292 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| golang-1.19deb | 1.19.8-2 | no fix listed | 1 |
| stdlibgolang | go1.13, go1.13.1, go1.13.3, go1.13.4+191 more | 1.25.13 | 5,292 |
- OSV records
- DEBIAN-CVE-2026-56853GO-2026-6089
- Also known as
- BIT-golang-2026-56853
Charts affected
4,578 by stars
| Chart | Latest | Affected images | Radar Score |
|---|
Container images carrying it
5,292 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| feiyu563/ | 8192368b0578 | stdlib | 1.25.13 | 1 |
| felipecs8/ | f945423be36d | stdlib | 1.25.13 | 1 |
| filebrowser/ | 4fcd47af573c | stdlib | 1.25.13 | 1 |
| filebrowser/ | dbac07403040 | stdlib | 1.25.13 | 1 |
| fission/ | 3fcfd8a0fa5d | stdlib | 1.25.13 | 1 |
| fission/ | fa0f24cdb9cd | stdlib | 1.25.13 | 1 |
| fission/ | 04c6e06af175 | stdlib | 1.25.13 | 1 |
| flanksource/ | 1dacc3195bf9 | stdlib | 1.25.13 | 1 |
| flanksource/ | 689687a7cf95 | stdlib | 1.25.13 | 1 |
| flanksource/ | 764c84e550db | stdlib | 1.25.13 | 1 |
| flanksource/ | 953948a194c9 | stdlib | 1.25.13 | 1 |
| flanksource/ | bd3294c20a60 | stdlib | 1.25.13 | 1 |
| flashbots/ | 7c486b5789da | stdlib | 1.25.13 | 1 |
| flashcatcloud/ | 421acb36181b | stdlib | 1.25.13 | 1 |
| flashcatcloud/ | ea1b0aaabe09 | stdlib | 1.25.13 | 1 |
| fleetdm/ | 12e644b7f40e | stdlib | 1.25.13 | 1 |
| flomesh/ | cc39c96711c4 | stdlib | 1.25.13 | 1 |
| flomesh/ | 22f849c70b25 | stdlib | 1.25.13 | 1 |
| flomesh/ | b188e128cbfe | stdlib | 1.25.13 | 1 |
| flomesh/ | add7a4da4622 | stdlib | 1.25.13 | 1 |
| flomesh/ | 47287e3ad324 | stdlib | 1.25.13 | 1 |
| flomesh/ | bd224d55ed0f | stdlib | 1.25.13 | 1 |
| fluxcd/ | 92b891e495d8 | stdlib | 1.25.13 | 1 |
| fluxcd/ | 31a8c79a6803 | stdlib | 1.25.13 | 1 |
| fluxninja/ | 356d7aa86632 | stdlib | 1.25.13 | 1 |
| fonoster/ | d08a8a574a50 | stdlib | 1.25.13 | 1 |
| foomo/ | 824f41463e9b | stdlib | 1.25.13 | 1 |
| foomo/ | e436da524785 | stdlib | 1.25.13 | 1 |
| forchaladtest/ | 70827eaecad1 | stdlib | 1.25.13 | 1 |
| fortio/ | fc8221136fe2 | stdlib | 1.25.13 | 1 |
| fosrl/ | ccd2b0e9a049 | stdlib | 1.25.13 | 1 |
| foundationdb/ | 7d7b6985291e | stdlib | 1.25.13 | 1 |
| foxcpp/ | 6ab538e2f28b | stdlib | 1.25.13 | 1 |
| foxcpp/ | 8fa2bd8f6830 | stdlib | 1.25.13 | 1 |
| foxcpp/ | a4b839985b9b | stdlib | 1.25.13 | 1 |
| foxcpp/ | eeb5813fc4d1 | stdlib | 1.25.13 | 1 |
| gabekangas/ | 97461aedb580 | stdlib | 1.25.13 | 1 |
| galaxy/ | e5c265fe9fcd | stdlib | 1.25.13 | 1 |
| galaxy/ | e50a890e24c9 | stdlib | 1.25.13 | 1 |
| galexrt/ | 5373078a3a08 | stdlib | 1.25.13 | 1 |
| garethgeorge/ | b85297975428 | stdlib | 1.25.13 | 1 |
| garugaru/ | 5201314c28f3 | stdlib | 1.25.13 | 1 |
| garugaru/ | 89d66d117029 | stdlib | 1.25.13 | 1 |
| gboxproxy/ | 3a9f4a711d5c | stdlib | 1.25.13 | 1 |
| gdxbsv/ | 675693335054 | stdlib | 1.25.13 | 1 |
| geonetwork/ | 20c9bb761f67 | stdlib | 1.25.13 | 1 |
| geoservercloud/ | de0b20bd2a43 | stdlib | 1.25.13 | 1 |
| geoservercloud/ | b04ed89b5d2b | stdlib | 1.25.13 | 1 |
| geoservercloud/ | 318254b52f96 | stdlib | 1.25.13 | 1 |
| geoservercloud/ | 4f077124f591 | stdlib | 1.25.13 | 1 |