SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2025-30004

Xorcom CompletePBX is vulnerable to command injection in the administrator Task Scheduler functionality, allowing for attackers to execute arbitrary commands as the root user.

HIGH 8.8EPSS 4.31%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Xorcom CompletePBX is vulnerable to command injection in the administrator Task Scheduler functionality, allowing for attackers to execute arbitrary commands as the root user. This issue affects CompletePBX: all versions up to and prior to 5.2.35

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
4.31% probability · 91th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-78
Affected
xorcom/completepbx
Source
disclosure@vulncheck.com
EPSS trend
0%3%5%26 October 2026: 4.31%26 October 202626 October 2026

EPSS 4.3% since 26 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.