Use-After-Free Vulnerability in Redis Affects In-Memory Data Structure Store
CVE-2026-23631

6.1MEDIUM

Key Information:

Vendor

Redis

Status
Redis
Vendor
CVE Published:
5 May 2026

Badges

📈 Score: 228👾 Exploit Exists🟡 Public PoC

What is CVE-2026-23631?

false

Affected Version(s)

redis < 8.6.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-23631
Created by HORKimhab

References

https://github.com/redis/redis/security/advisories/GHSA-8...
x_refsource_CONFIRM
https://github.com/redis/redis/releases/tag/8.6.3
x_refsource_MISC

CVSS V4

Score:
6.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.