CVE-2026-92972

Katalog CVE

CVSS 8.6 · High EPSS 0,47%

Kerentanan Missing Authentication for Critical Function. Skor CVSS 3.1 8.6 (High) menurut vulncheck.com.

Deskripsi (NVD)

SGLang through 0.5.19 in prefill/decode disaggregation mode contains an unauthenticated PUT /route endpoint on the prefill bootstrap service that allows attackers to poison the KV transfer routing table. Attackers can supply arbitrary rank_ip and rank_port values to redirect decode workers to attacker-controlled endpoints, causing denial of service or disclosure of KV transfer metadata including session identifiers and tensor-parallel topology parameters.

Rincian

Terbit di NVD

17 September 2026

Terakhir diubah

22 September 2026

Status NVD

Deferred

CVSS 3.1

8.6 (High), sumber vulncheck.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-306: Missing Authentication for Critical Function

EPSS (30 hari)

0,47% peluang dieksploitasi; lebih tinggi dari 38,7% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/sgl-project/sglang
• https://github.com/sgl-project/sglang/blob/v0.5.19/python/sglang/srt/disaggregation/common/conn.py#L1716-L1718
• https://github.com/sgl-project/sglang/blob/v0.5.19/python/sglang/srt/disaggregation/common/conn.py#L1736-L1810
• https://github.com/sgl-project/sglang/issues/39400
• https://www.vulncheck.com/advisories/sglang-through-0.5.19-unauthenticated-route-poisoning-via-put-endpoint