Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-107205— LMCache through 0.5.5 Missing Authentication in MP Coordinator Fleet Control API

Quick assessment

Affected
LMCache LMCache
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

LMCache 在 0.5.5 及之前版本中，其多进程协调器存在缺失身份验证的漏洞。默认情况下，该漏洞允许远程未认证的攻击者通过监听所有网络接口的 HTTP 集群控制 API 进行访问。攻击者可以通过 /instances 端点注册或注销实例，通过 /quota 端点覆写配额，通过 /events 端点注入事件，并枚举 /directory/keys 目录键，从而破坏缓存系统并泄露数据放置元信息。

CVSS 8.6 · High
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-107205

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
LMCache through 0.5.5 Missing Authentication in MP Coordinator Fleet Control API
Source: CVE Program / CVE List V5
Vulnerability Description
LMCache through 0.5.5 contains a missing authentication vulnerability in the multiprocess coordinator that allows remote unauthenticated attackers to access its HTTP fleet control API listening on all interfaces by default. Attackers can register or deregister instances via /instances, overwrite quotas via /quota endpoints, inject events via /events, and enumerate /directory/keys to disrupt caching and disclose placement metadata.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
LMCache LMCache 0 ~ 0.5.5 -

II. Public POCs for CVE-2026-107205

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-107205

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-107205 (1)

Other References for CVE-2026-107205 (1)

Same Patch Batch · LMCache · 2026-10-07 · 5 CVEs total

CVE-2026-105192 9.8 CRITICAL LMCache Unauthenticated RCE in multiprocess mode via pickle deserialization
CVE-2026-107204 9.8 CRITICAL LMCache through 0.5.5 Unauthenticated RCE via /run_script Endpoint
CVE-2026-107206 9.4 CRITICAL LMCache through 0.5.5 Missing Authentication in MP HTTP Server Management API
CVE-2026-107207 7.2 HIGH LMCache through 0.5.5 Missing Authentication in Frontend Node Catalog Allows SSRF Allowlis

IV. Related Vulnerabilities

Same product: LMCache
Same vendor: LMCache
Same weakness: CWE-306

V. Comments for CVE-2026-107205

No comments yet

Leave a comment