CVE-2026-23527

Katalog CVE

CVSS 9.8 · Critical EPSS 0,63%

Kerentanan Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') pada h3. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

H3 is a minimal H(TTP) framework built for high performance and portability. Prior to 1.15.5, there is a critical HTTP Request Smuggling vulnerability. readRawBody is doing a strict case-sensitive check for the Transfer-Encoding header. It explicitly looks for "chunked", but per the RFC, this header should be case-insensitive. This vulnerability is fixed in 1.15.5.

Rincian

Terbit di NVD

15 Januari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

EPSS (30 hari)

0,63% peluang dieksploitasi; lebih tinggi dari 48,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/h3js/h3/security/advisories/GHSA-mp2g-9vg9-f4cg exploit · advisory vendor
• https://github.com/h3js/h3/commit/618ccf4f37b8b6148bea7f36040471af45bfb097 patch
• https://github.com/h3js/h3/releases/tag/v1.15.5
• https://simonkoeck.com/writeups/h3-transfer-encoding-request-smuggling