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CVE-2018-8939

29
FAUCET Score

CVE-2018-8939 describes a critical Server-Side Request Forgery (SSRF) vulnerability in NmAPI.exe within Ipswitch WhatsUp Gold versions prior to 2018 (18.0). This flaw allows unauthenticated attackers to send specially crafted requests, potentially leading to unauthorized system access, information disclosure, or remote code execution. With a CVSS score of 9.8 (CRITICAL), it presents a severe risk due to its network-based attack vector and high impact on confidentiality, integrity, and availability. While no public exploits or active exploitation have been observed, and community discussion is minimal, the potential for significant compromise remains.

Impacted Technologies

VendorProductVersion(s)CPE
< 18.0CPE matchmatch criteria
cpe:2.3:a:progress:whatsup_gold:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.44%
Probability of exploitation in next 30 days
EPSS Percentile
70.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0144 is in the 57th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.ipswitch.com / NM/WhatsUpGold2018/01_ReleaseNotes/index.htm
Release NotesVendor Advisory