CVE-2026-85695

Katalog CVE

CVSS 9.4 · Critical EPSS 0,72%

Kerentanan Missing Authentication for Critical Function. Skor CVSS 3.1 9.4 (Critical) menurut vulncheck.com.

Deskripsi (NVD)

FastChat contains an authentication bypass vulnerability in the /register_worker endpoint that allows unauthenticated attackers to register arbitrary worker addresses and perform server-side request forgery. Attackers can register malicious workers under victim model names to intercept user prompts, images, and responses, or probe internal network ports across the worker mesh.

Rincian

Terbit di NVD

4 September 2026

Terakhir diubah

10 September 2026

Status NVD

Deferred

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-306: Missing Authentication for Critical Function

EPSS (30 hari)

0,72% peluang dieksploitasi; lebih tinggi dari 52,6% 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/lm-sys/FastChat
• https://github.com/lm-sys/FastChat/blob/v0.2.36/fastchat/serve/controller.py
• https://github.com/lm-sys/FastChat/issues/3886
• https://www.vulncheck.com/advisories/fastchat-unauthenticated-worker-registration-ssrf-and-model-spoofing