CVE-2021-47851

Name: CVE-2021-47851
Creator: NVD / NIST
Published: 2026-01-21T18:16:14.42+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.3/10EPSS 1.04%

Last modified Jun 17, 2026

CVE-2021-47851 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. Mini Mouse 9.2.0 contains a remote code execution vulnerability that allows attackers to execute arbitrary commands through an unauthenticated HTTP endpoint. Attackers can leverage the /op=command endpoint to download and execute payloads by sending crafted JSON requests with malicious script commands.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

Description

Mini Mouse 9.2.0 contains a remote code execution vulnerability that allows attackers to execute arbitrary commands through an unauthenticated HTTP endpoint. Attackers can leverage the /op=command endpoint to download and execute payloads by sending crafted JSON requests with malicious script commands.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

9.3/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

1.04%

59.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Yodinfo	Mini Mouse	9.2.0

References

https://apps.apple.com/us/app/mini-mouse-remote-control/id914250948Product
https://www.exploit-db.com/exploits/49743Exploit, VDB Entry
https://www.vulncheck.com/advisories/mini-mouse-remote-code-executionThird Party Advisory

Timeline

Published: Jan 21, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2021-47851?

How severe is CVE-2021-47851?

CVE-2021-47851 has a CVSS score of 9.3/10 (CRITICAL severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.

How do I fix CVE-2021-47851?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-47851?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST