What is CVE-2021-26612?

CVE-2021-26612 is a high-severity vulnerability in Microsoft Windows, classified under Improper Input Validation. CVSS score: 8.1/10. Published 2021-11-30.

How severe is CVE-2021-26612?

High severity. CVSS v3 base score is 8.1 out of 10.

Improper input validation in Microsoft Windows

CVE-2021-26612

An improper input validation leading to arbitrary file creation was discovered in copy method of Nexacro platform. Remote attackers use copy method to execute arbitrary command after the file creation included malicious code.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.012 (64.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

Affected products

Microsoft Windows
Tobesoft Nexacro
Tobesoft Nexacro17 — versions 17.1.2.500

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

vuln@krcert.or.kr (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-26612?: CVE-2021-26612 is a high-severity vulnerability in Microsoft Windows, classified under Improper Input Validation. CVSS score: 8.1/10. Published 2021-11-30.
How severe is CVE-2021-26612?: High severity. CVSS v3 base score is 8.1 out of 10.