CVE-2025-52436CRITICAL 9.6EPSS p92.9%

CVE-2025-52436CVE-2025-52436

Description

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.1, FortiSandbox 4.4.0 through 4.4.7, FortiSandbox 4.2 all versions, FortiSandbox 4.0 all versions may allow an unauthenticated attacker to execute commands via crafted requests.

Scoring

CVSS 3.19.6 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS6.29% probability of exploitation · percentile 92.9% · 2026-08-03T12:00:16Z
Published2026-02-10
Last modified2026-02-18

Underlying weaknesses· 1

CWE-79

References

  1. https://fortiguard.fortinet.com/psirt/FG-IR-25-093

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')cwe-790%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2025-53679
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CVE-2025-53949
CVE
Fortinet FortiSandbox OS Command Injection Vulnerability
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CVE-2025-31366
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Fortinet FortiWeb OS Command Injection Vulnerability
CVE
CVE-2025-2274
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.