Multiple improper neutralization of input during web page generation ('Cross-site Scripting') vulnerabilities [CWE-79] in Fortinet FortiNAC…

published 2023-02-16 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-40962

cvss: 6.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits: 0; none known

Multiple improper neutralization of input during web page generation ('Cross-site Scripting') vulnerabilities [CWE-79] in Fortinet FortiNAC portal UI before 9.4.1 allows an attacker to perform an XSS attack via crafted HTTP requests.

Patch / fix

fixed in 1

fortinet fortinac 9.4.2

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-10-22)

Exploit prediction

0.58% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P/RL:X/RC:C
CNA	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

Fortinet FortiNAC

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

Fortinet rss critical rss

References

fortiguard.com /psirt/FG-IR-22-273
vendor-advisory

Sources

CVE List CVE-2022-38376
NVD CVE-2022-38376

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Summary