HIGH

CVE-2021-31769

CVSS v3

8.8

HIGH

EPSS Score

4.1 %

exploit probability, as of 2026-10-18

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2021-31769 yet.

Full record on NVD

Description

MyQ Server in MyQ X Smart before 8.2 allows remote code execution by unprivileged users because administrative session data can be read in the %PROGRAMFILES%\\MyQ\\PHP\\Sessions directory. The "Select server file" feature is only intended for administrators but actually does not require authorization. An attacker can inject arbitrary OS commands (such as commands to create new .php files) via the Task Scheduler component.

Technical details

Published: 2021-06-21

Frequently asked questions

What is CVE-2021-31769?

Is CVE-2021-31769 actively exploited?

Active exploitation of CVE-2021-31769 has not been confirmed. Its EPSS score was 4.1% on 2026-10-18, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-31769?

CVE-2021-31769 has a CVSS v3 base score of 8.8 (HIGH severity).

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