CVE-2026-81791
Deferred Deferred - Pending Action

Subscriber XSS in EventON <= 2.5.7

Publication date: 2026-09-10

Last updated on: 2026-09-10

Assigner: Patchstack

Description
Subscriber Cross Site Scripting (XSS) in EventON <= 2.5.7 versions.

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Meta Information

Published
2026-09-10
Last Modified
2026-09-10
Generated
2026-09-10
AI Q&A
2026-09-10
EPSS Evaluated
N/A
NVD
CVE-2026-81791
EUVD
EUVD-2026-75523

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
eventon eventon to 2.5.7 (inc)

Helpful Resources

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 is a Subscriber Cross Site Scripting (XSS) vulnerability affecting EventON plugin versions 2.5.7 and below. It allows attackers with subscriber-level access to inject malicious scripts into web pages viewed by other users.

Impact Analysis

An attacker could steal user sessions, redirect users to malicious sites, or deface your website. It may also lead to unauthorized data access if combined with other vulnerabilities.

Compliance Impact

This XSS vulnerability could expose user data to unauthorized parties, potentially violating GDPR's data protection requirements and HIPAA's security rules for protected health information.

Mitigation Strategies

Update EventON to the latest version to patch the XSS vulnerability. If an update is not available, consider disabling the plugin temporarily or applying input validation filters to sanitize user inputs.

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