CVE-2025-53351: WordPress Fidelo Snippet plugin <= 1.12 - Cross Site Scripting (XSS) vulnerability

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-10-22 · updated 2026-10-08
Weakness: CWE-79

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.

Affected products

Fidelo Software GmbH Fidelo Snippet: through 1.12

References

https://patchstack.com/database/Wordpress/Plugin/thebing-snippet/vulnerability/wordpress-fidelo-snippet-plugin-1-12-cross-site-scripting-xss-vulnerability?_s_id=cve

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