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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2025-46817— Lua library commands may lead to integer overflow and potential RCE

Quick assessment

Affected
redis redis
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Redis是美国Redis公司的一套开源的使用ANSI C编写、支持网络、可基于内存亦可持久化的日志型、键值（Key-Value）存储数据库，并提供多种语言的API。 Redis 8.2.1及之前版本存在输入验证错误漏洞，该漏洞源于特制Lua脚本可能导致整数溢出，从而引发远程代码执行。

CVSS 7.0 · High EPSS 3.83% · P90
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-46817

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Lua library commands may lead to integer overflow and potential RCE
Source: CVE Program / CVE List V5
Vulnerability Description
Redis is an open source, in-memory database that persists on disk. Versions 8.2.1 and below allow an authenticated user to use a specially crafted Lua script to cause an integer overflow and potentially lead to remote code execution The problem exists in all versions of Redis with Lua scripting. This issue is fixed in version 8.2.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Vulnerability Title
Redis 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Redis是美国Redis公司的一套开源的使用ANSI C编写、支持网络、可基于内存亦可持久化的日志型、键值（Key-Value）存储数据库，并提供多种语言的API。 Redis 8.2.1及之前版本存在输入验证错误漏洞，该漏洞源于特制Lua脚本可能导致整数溢出，从而引发远程代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
redis redis < 8.2.2 -

II. Public POCs for CVE-2025-46817

# POC Description Source Link Shenlong Link
1 CVE-2025-46817 – Redis Lua unpack Integer Overflow (Potential RCE) https://github.com/dwisiswant0/CVE-2025-46817 POC Details
2 Redis is an open source, in-memory database that persists on disk. Versions 8.2.1 and below allow an authenticated user to use a specially crafted Lua script to cause an integer overflow and potentially lead to remote code execution The problem exists in all versions of Redis with Lua scripting. This issue is fixed in version 8.2.2. https://github.com/projectdiscovery/nuclei-templates/blob/main/javascript/cves/2025/CVE-2025-46817.yaml POC Details
3 None https://github.com/slayerkkkk/CVE-2025-46817-PoC POC Details
AI-Generated POC Premium
Qwen3.6-35B-A3B · 6945 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2025-46817

请登录查看更多情报信息。

Same Patch Batch · redis · 2025-10-03 · 4 CVEs total

CVE-2025-49844 10.0 CRITICAL Redis Lua Use-After-Free may lead to remote code execution
CVE-2025-46819 6.3 MEDIUM Redis is vulnerable to DoS via specially crafted LUA scripts
CVE-2025-46818 6.0 MEDIUM Redis: Authenticated users can execute LUA scripts as a different user

IV. Related Vulnerabilities

Same product: redis
Same vendor: redis
Same weakness: CWE-190

V. Comments for CVE-2025-46817

No comments yet

Leave a comment