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No exploitation reportedFix available

CVE-2025-52436

No exploitation reported by the sources we read.

  • Published2026-02-10
  • Fixed in5.0.2 · 4.4.8
  • WeaknessCWE-79

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2026-02-1016:16CVE publishedNVD

Versions per branch

NVD
Fortinet fortisandbox
BranchAffectedFixed in
5.0≥ 5.0.0, < 5.0.25.0.2
4.x≥ 4.0.0, < 4.4.84.4.8

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As fortinet, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Fortinet FortiSandboxother versions: not affected
    Affected
    • ≥ 5.0.0, ≤ 5.0.1no fix statedsemver
    • ≥ 4.4.0, ≤ 4.4.7no fix statedsemver
    • ≥ 4.2.1, ≤ 4.2.8no fix statedsemver
    • ≥ 4.0.0, ≤ 4.0.6no fix statedsemver

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-02-10

Fix

  1. Update Fortinet fortisandbox to 5.0.2 · 4.4.8

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Published
2026-02-10
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-chwm-wv7v-hv3q

Frequently asked questions

What is CVE-2025-52436?

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.

Is CVE-2025-52436 actively exploited?

Active exploitation of CVE-2025-52436 has not been confirmed. Its EPSS score was 7.5% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-52436?

CVE-2025-52436 has a CVSS v3 base score of 9.6 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

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