CVE-2026-79298

HIGHCVSS 8.4

Description

An issue in Howyar Technologies Inc SysReturn Versions prior to 11.3.034 and fixed in v.11.3.0.34 allows a local attcker to execute arbitrary code via the BOOTia32.efi and a crafted cloak32.dat file on the ESP.

Timeline

Published:September 16th, 2026 7:17 PM

Last modified:September 22nd, 2026 8:00 PM

CVSS Scoring

CVSS v3: 8.4 (HIGH)

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

Weaknesses (CWE)

CWE-693

References & Reports

Advisories, patches, and third-party reports

https://github.com/TheMalwareGuardian/CVE-2026-79298
https://github.com/TheMalwareGuardian/UEFI-Security-Research-Howyar-SysReturn-NetCopy
https://github.com/TheMalwareGuardian/UEFI-Security-Research-Howyar-SysReturn-NetCopy

Source: NIST NVD · Data may lag official sources by up to one minute