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CVE-2026-48743 Envoy: HTTP/3 to HTTP/1 request smuggling via headers-only request with nonzero Content-Length
| Reporter | Title | Published | Views | Family All 14 |
|---|---|---|---|---|
 | CVE-2026-48743 | 26 Jun 202617:34 | – | attackerkb |
 | CVE-2026-48743 | 26 Jun 202617:34 | – | cve |
 | EUVD-2026-39822 | 26 Jun 202617:34 | – | euvd |
 | CVE-2026-48743 | 26 Jun 202618:17 | – | nvd |
 | istioctl-1.30.2-1.1 on GA media (moderate) | 29 Jun 202600:00 | – | opensuse |
 | BIT-ENVOY-2026-48743 Envoy: HTTP/3 to HTTP/1 request smuggling via headers-only request with nonzero Content-Length | 30 Jun 202623:39 | – | osv |
| CVE-2026-48743 Envoy: HTTP/3 to HTTP/1 request smuggling via headers-only request with nonzero Content-Length | 26 Jun 202617:34 | – | osv |
| OPENSUSE-SU-2026:11141-1 istioctl-1.30.2-1.1 on GA media | 28 Jun 202600:00 | – | osv |
 | PT-2026-51818 | 24 Jun 202600:00 | – | ptsecurity |
| PT-2026-53346 | 28 Jun 202600:00 | – | ptsecurity |
10
[
{
"vendor": "envoyproxy",
"product": "envoy",
"versions": [
{
"version": ">= 1.38.0, < 1.38.1",
"status": "affected"
},
{
"version": ">= 1.37.0, < 1.37.3",
"status": "affected"
},
{
"version": ">= 1.36.0, < 1.36.7",
"status": "affected"
},
{
"version": ">= 1.35.0, < 1.35.11",
"status": "affected"
}
]
}
]Data
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26 Jun 2026 17:34Current
CVSS 3.17.5
EPSS0.00298