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CVE-2018-16147

20
FAUCET Score

CVE-2018-16147 describes a Cross-Site Scripting (XSS) vulnerability in Opsview Monitor versions prior to 5.3.1 and 5.4.x before 5.4.2, specifically affecting the /settings/api/router endpoint's 'data' parameter. This medium-severity vulnerability (CVSS 6.1) can be exploited remotely with low complexity, requiring user interaction, and could lead to limited confidentiality and integrity impacts. There is no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. Despite this, the vulnerability has garnered some community discussion and media coverage, indicating a degree of awareness.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.3.1CPE matchmatch criteria
cpe:2.3:a:opsview:opsview:*:*:*:*:*:*:*:*
>= 5.4.0, < 5.4.2CPE matchmatch criteria
cpe:2.3:a:opsview:opsview:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.31%
Probability of exploitation in next 30 days
EPSS Percentile
67.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0131 is in the 80th percentile among its peer group of 26,219 CVEs.

Social Chatter

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

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

knowledge.opsview.com / v5.3/docs/whats-new
Release NotesVendor Advisory
knowledge.opsview.com / v5.4/docs/whats-new
Release NotesVendor Advisory
seclists.org / fulldisclosure/2018/Sep/3
ExploitMailing ListThird Party Advisory
coresecurity.com / advisories/opsview-monitor-multiple-vulnerabilities
ExploitThird Party Advisory