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CVE-2016-4969

21
FAUCET Score

CVE-2016-4969 describes a cross-site scripting (XSS) vulnerability in Fortinet FortiWan (formerly AscernLink) versions prior to 4.2.5. This flaw allows remote attackers to inject arbitrary web script or HTML through the 'IP' parameter in the 'script/statistics/getconn.php' script. With a CVSS score of 6.1 (Medium), exploitation requires user interaction and can lead to limited impact on confidentiality and integrity. There is no evidence of active exploitation, nor are there publicly available exploit modules like Metasploit or Nuclei, though it has received some community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.2.4CPE matchmatch criteria
cpe:2.3:a:fortinet:fortiwan:*:*:*:*:*:*:*:*

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
2.26%
Probability of exploitation in next 30 days
EPSS Percentile
81.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0226 is in the 91st 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

docs.fortinet.com / uploaded/files/3236/fortiwan-v4.2.5-release-notes.pdf
Third Party Advisory
fortiguard.com / advisory/fortiwan-multiple-vulnerabilities
Release NotesThird Party Advisory
kb.cert.org / vuls/id/724487
Third Party AdvisoryUS Government Resource
securityfocus.com / bid/92779
Third Party AdvisoryVDB Entry