XSS in Fortinet Fortios

CVE-2023-29183

An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability [CWE-79] in FortiProxy 7.2.0 through 7.2.4, 7.0.0 through 7.0.10 and FortiOS 7.2.0 through 7.2.4, 7.0.0 through 7.0.11, 6.4.0 through 6.4.12, 6.2.0 through 6.2.14 GUI may allow an authenticated attacker to trigger malicious JavaScript code execution via crafted guest management setting.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-29183: held from 0.011 to 0.013.

EPSS over last 30 days · oldest: 0.011 · newest: 0.013 · change: +0.002

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-29183?
CVE-2023-29183 is a high-severity vulnerability in Fortinet Fortios, classified under Cross-site Scripting. CVSS score: 8.0/10. Published 2023-09-13.
How severe is CVE-2023-29183?
High severity. CVSS v3 base score is 8.0 out of 10.
Is CVE-2023-29183 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.