Stored XSS in Piranha CMS Page Settings Module

Publication date: 2025-12-22

Last updated on: 2026-07-05

Assigner: MITRE

Description

A stored cross-site scripting (XSS) vulnerability in the Page Settings module of Piranha CMS v12.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Excerpt field.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-12-22

Last Modified

2026-07-05

Generated

2026-07-06

AI Q&A

2025-12-23

EPSS Evaluated

2026-07-05

NVD

CVE-2025-67290

EUVD

EUVD-2025-204746

Affected Vendors & Products

Vendor	Product	Version / Range
piranha	cms	12.1

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability is a stored cross-site scripting (XSS) issue in the Page Settings module of Piranha CMS version 12.1. It allows attackers to inject malicious web scripts or HTML by placing a crafted payload into the Excerpt field, which can then be executed by users viewing the affected content.

Impact Analysis

The vulnerability can allow attackers to execute arbitrary scripts in the context of the affected website, potentially leading to theft of user credentials, session hijacking, defacement of the website, or distribution of malware to visitors. This can compromise user data and the integrity of the website.

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