HIGHCVSS v3.1 8.8Vulnerability

CVE-2026-26248

A improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox Cloud 5.0.4 through 5.0.5, FortiSandbox PaaS 5.0.4 through 5.0.5 may allow an unauthenticated attacker to perform an XSS attack via social engineering and crafted HTTP requests.

Properties

Severity
HIGH
Nvd fetched at
2026-11-10T23:33:48.924589+00:00
Cvss severity
HIGH
Cvss score
8.8
Retrieved at
2026-11-10T23:34:23+00:00
Score
8.8
Cvss version
3.1
Last source
NVD
Cve id
CVE-2026-26248
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
First seen by Signal
2026-11-10T23:31:41+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published at
2026-11-10T20:19:11.280
Last modified
2026-11-10T20:19:11.280

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CVE-2026-26248 (CVSS v3.1 8.8) — Ninja Signal Threat Intelligence | Ninja Signal