CVE-2021-23157

7.8 highEPSS 7.6%

High (7.8) in we-con levistudiou. EPSS 7.6% chance of exploitation in the next 30 days.

WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allow an attacker to remotely execute code.

Severity

7.8 high

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

EPSS: 7.6% chance of exploitation in the next 30 days; higher than 94% of CVEs (scores of 2026-10-31)
CWEs: CWE-787, CWE-122
Published: 2022-01-14
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19