VYPR
Medium severity6.5NVD Advisory· Published Dec 31, 2025· Updated Apr 23, 2026

CVE-2025-63020

CVE-2025-63020

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Stored XSS vulnerability in WordPress Postie plugin allows attackers to inject malicious scripts, affecting site visitors.

Vulnerability

The Postie plugin for WordPress contains a stored cross-site scripting (XSS) vulnerability due to improper neutralization of input during web page generation [1]. This affects all versions up to and including 1.9.73.

Exploitation

An attacker with low privileges can inject malicious scripts. However, successful exploitation requires a privileged user to perform an action such as clicking a crafted link or visiting a malicious page [1]. The vulnerability can be used in mass-exploit campaigns targeting many websites.

Impact

If exploited, the attacker can inject arbitrary HTML and JavaScript, leading to redirects, advertisements, or other payloads that execute when visitors access the site [1].

Mitigation

The vulnerability is fixed in version 1.9.74. Users should update immediately. Patchstack users can enable auto-updates for vulnerable plugins [1].

AI Insight generated on May 19, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

1

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

1

News mentions

0

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