Vulnerability · Published Jan 15, 2026 · Assigned by VulnCheck
CVE-2021-47786Redragon Gaming Mouse - 'REDRAGON_MOUSE.sys' Denial of Service (PoC)
High 7.5
In plain English
A high-severity out-of-bounds write in Redragon Gaming Mouse from Redragon. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.5%top 58.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Redragon Gaming Mouse driver contains a kernel-level vulnerability that allows attackers to trigger a denial of service by sending malformed IOCTL requests. Attackers can send a crafted 2000-byte buffer with specific byte patterns to the REDRAGON_MOUSE device to crash the kernel driver.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Redragon | Redragon Gaming Mouse | all version |
Weakness: CWE-787 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- ExploitDB-50322 exploit
- Vendor Download Page product
- Vulnerability Research Repository technical-description, exploit
- VulnCheck Advisory: Redragon Gaming Mouse - 'REDRAGON_MOUSE.sys' Denial of Service (PoC) third-party-advisory