Threat Investigation
Request a demo

CVE-2025-53351

High

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Fidelo Software GmbH Fidelo Snippet thebing-snippet allows Reflected XSS.This issue affects Fidelo Snippet: from n/a through <= 1.12.

SeverityHigh
CVSS7.1
Exploit probability—
ProductFidelo Snippet
PublishedOct 22, 2025
First seenOct 22, 2025
Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
Fidelo Software GmbH Fidelo Snippetv ≤ 1.12—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.