CVE-2026-12921highCWE-416

CVE-2026-12921: high-severity vulnerability in AzeoTech DAQFactory

Use after free in AzeoTech DAQFactory

Published

Follow this CVE+ Monitor DAQFactory

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.4epss 0.2%
In AzeoTech DAQFactory versions 21.1 and prior, a Use After Free vulnerability can be exploited by an attacker using specially crafted .ctl files which can result in code execution.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
AzeoTech · DAQFactory
Related CVEs — AzeoTech DAQFactory

In the same product, most dangerous first.

CVE-2021-42698HIGHAzeoTech DAQFactoryEPSS 0.8%CVE-2021-42543HIGHAzeoTech DAQFactoryEPSS 0.8%CVE-2021-42701MEDIUMAzeoTech DAQFactoryEPSS 0.6%CVE-2021-42699MEDIUMAzeoTech DAQFactoryEPSS 0.5%CVE-2025-66590HIGHOut-of-bounds Write vulnerability in AzeoTech DAQFactoryEPSS 0.4%CVE-2025-66589HIGHOut-of-bounds Read vulnerability in AzeoTech DAQFactoryEPSS 0.4%