SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-8939

An SSRF issue was discovered in NmAPI.exe in Ipswitch WhatsUp Gold before 2018 (18.0).

CRITICAL 9.8EPSS 1.42%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An SSRF issue was discovered in NmAPI.exe in Ipswitch WhatsUp Gold before 2018 (18.0). Malicious actors can submit specially crafted requests via the NmAPI executable to (1) gain unauthorized access to the WhatsUp Gold system, (2) obtain information about the WhatsUp Gold system, or (3) execute remote commands.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.42% probability · 73th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-918
Affected
progress/whatsup gold
Source
cve@mitre.org
EPSS trend
0%3%5%27 October 2026: 1.42%27 October 202627 October 2026

EPSS 1.4% 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.