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
- 5,291
- 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 5,291 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 | 5,291 |
- 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
5,291 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| fluxcd/ | 704d55295355 | stdlib | 1.25.13 | 2 |
| free5gc/ | 1bc96ff5a2a6 | stdlib | 1.25.13 | 2 |
| free5gc/ | 687ff4daf5da | stdlib | 1.25.13 | 2 |
| free5gc/ | e2a4dd98a4ed | stdlib | 1.25.13 | 2 |
| free5gc/ | 99e46b860efb | stdlib | 1.25.13 | 2 |
| free5gc/ | dfe8c68c04b4 | stdlib | 1.25.13 | 2 |
| free5gc/ | f712e8ecd927 | stdlib | 1.25.13 | 2 |
| free5gc/ | 60e38baa4b10 | stdlib | 1.25.13 | 2 |
| free5gc/ | 2f68df062a50 | stdlib | 1.25.13 | 2 |
| free5gc/ | c0783bcdcbdc | stdlib | 1.25.13 | 2 |
| free5gc/ | b6b362a39fdd | stdlib | 1.25.13 | 2 |
| free5gc/ | 9adeb18492cb | stdlib | 1.25.13 | 2 |
| freikin/ | 11826c67e4b1 | stdlib | 1.25.13 | 2 |
| friendsofgo/ | 39cfbecca342 | stdlib | 1.25.13 | 2 |
| garugaru/ | 541852cafda5 | stdlib | 1.25.13 | 2 |
| githubexporter/ | a36fbedeedf8 | stdlib | 1.25.13 | 2 |
| goelankit/ | 0d9a82dcf026 | stdlib | 1.25.13 | 2 |
| gomods/ | efb811df7844 | stdlib | 1.25.13 | 2 |
| gotenberg/ | 87c16b9f3642 | stdlib | 1.25.13 | 2 |
| gotson/ | 6c2a967bbe9a | stdlib | 1.25.13 | 2 |
| governify/ | e83a17ba5038 | stdlib | 1.25.13 | 2 |
| grafana/ | a136c6208aa3 | stdlib | 1.25.13 | 2 |
| grafana/ | 7790f6f7fbd8 | stdlib | 1.25.13 | 2 |
| grafana/ | f94b1c82957a | stdlib | 1.25.13 | 2 |
| grafana/ | 057896e23443 | stdlib | 1.25.13 | 2 |
| grafana/ | 079600c9517b | stdlib | 1.25.13 | 2 |
| grafana/ | 0f86bada30d6 | stdlib | 1.25.13 | 2 |
| grafana/ | 2175aaa91c96 | stdlib | 1.25.13 | 2 |
| grafana/ | 42d3e6bc1865 | stdlib | 1.25.13 | 2 |
| grafana/ | 511bc20bfcd1 | stdlib | 1.25.13 | 2 |
| grafana/ | 886b56d5534e | stdlib | 1.25.13 | 2 |
| grafana/ | 9e1e77ade304 | stdlib | 1.25.13 | 2 |
| grafana/ | d8ea37798ccc | stdlib | 1.25.13 | 2 |
| grafana/ | e932bd6ed0e0 | stdlib | 1.25.13 | 2 |
| grafana/ | 847c287ada0e | stdlib | 1.25.13 | 2 |
| grafana/ | 922b3f412fdd | stdlib | 1.25.13 | 2 |
| grafana/ | d70e4659623f | stdlib | 1.25.13 | 2 |
| grafana/ | d947e68a84d9 | stdlib | 1.25.13 | 2 |
| grafana/ | f9ef133793af | stdlib | 1.25.13 | 2 |
| grafana/ | 736f7459913d | stdlib | 1.25.13 | 2 |
| grafana/ | 46e88d390cd6 | stdlib | 1.25.13 | 2 |
| grafana/ | d3de3da9431c | stdlib | 1.25.13 | 2 |
| grafana/ | f0200a9bff6d | stdlib | 1.25.13 | 2 |
| grafana/ | f0561deb1c68 | stdlib | 1.25.13 | 2 |
| hanchuanchuan/ | b3c0dd26fb50 | stdlib | 1.25.13 | 2 |
| hashicorp/ | 38d2f9bdee0d | stdlib | 1.25.13 | 2 |
| hashicorp/ | e38576edcdfd | stdlib | 1.25.13 | 2 |
| hashicorp/ | 538a3436398d | stdlib | 1.25.13 | 2 |
| hashicorp/ | 4db614d40d0e | stdlib | 1.25.13 | 2 |
| hashicorp/ | 6b4e5dadf082 | stdlib | 1.25.13 | 2 |