CVE-2025-63020
Unknown Unknown - Not Provided
Stored XSS in Postie <= 1.9.73 Enables Persistent Script Injection

Publication date: 2025-12-31

Last updated on: 2026-04-23

Assigner: Patchstack

Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Wayne Allen Postie postie allows Stored XSS.This issue affects Postie: from n/a through <= 1.9.73.
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Meta Information
Published
2025-12-31
Last Modified
2026-04-23
Generated
2026-06-16
AI Q&A
2025-12-31
EPSS Evaluated
2026-06-15
NVD
CVE-2025-63020
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
wayne_allen postie 1.9.73
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Exploitability
CWE
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KEV
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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.
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Executive Summary

This vulnerability is a Stored Cross-site Scripting (XSS) issue in the Wayne Allen Postie plugin. It occurs due to improper neutralization of input during web page generation, allowing attackers to inject malicious scripts that are stored and later executed in users' browsers.

Impact Analysis

The vulnerability can lead to attackers executing malicious scripts in the context of the affected website, potentially resulting in unauthorized actions, data theft, session hijacking, or other malicious activities impacting confidentiality, integrity, and availability.

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