SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-18603

360 Total Security 3.5.0.1033 allows a Sandbox Escape via an "import os" statement, followed by os.system("CMD") or os.system("PowerShell"), within a .py file.

MEDIUM 6.3EPSS 0.89%

Does this matter?

Lower severity and a low EPSS score (0.89%). Track it; it rarely justifies an emergency change on its own.

Description

360 Total Security 3.5.0.1033 allows a Sandbox Escape via an "import os" statement, followed by os.system("CMD") or os.system("PowerShell"), within a .py file. NOTE: the vendor's position is that this cannot be categorized as a vulnerability, although it is a security-related issue

CVSS 3.0
6.3 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
EPSS
0.89% probability · 59th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
360totalsecurity/360 total security
Source
cve@mitre.org
EPSS trend
0%3%5%27 October 2026: 0.89%27 October 202627 October 2026

EPSS 0.9% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.