On Unix systems (Linux, MacOS), Arc uses a temporary file with unsafe privileges. By tampering with such file, a malicious local user in the system may be able to trigger arbitrary code execution with root privileges.
Published: 2024-05-15
Updated: 2026-04-15
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
Base Score: 7.3
Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Severity: High
EPSS: 0.00033