FortiSandbox 5.0.0-5.0.4 XSS via Input in Web Page Gen (CWE-79)
CVE-2025-61886 Published on April 14, 2026
An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.4, FortiSandbox PaaS 5.0.0 through 5.0.4 may allow an attacker to perform an XSS attack via crafted HTTP requests.
Vulnerability Analysis
CVE-2025-61886 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2025-61886 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2025-61886
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Affected Versions
Fortinet FortiSandbox PaaS:- Version 5.0.0, <= 5.0.4 is affected.
- Version 5.0.0, <= 5.0.4 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.