CVE-2025-13968
Received Received - Intake

Stored XSS in Starboard Suite Reservation Calendars WordPress Plugin

Vulnerability report for CVE-2025-13968, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-07-11

Last updated on: 2026-07-11

Assigner: Wordfence

Description

The Starboard Suite Reservation Calendars plugin for WordPress is vulnerable to Stored Cross-Site Scripting via shortcode attributes in the [starboard-suite-lightbox] shortcode in all versions up to, and including, 3.1.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-07-11
Last Modified
2026-07-11
Generated
2026-07-11
AI Q&A
2026-07-11
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
starboard_suite reservation_calendars to 3.1.4 (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.

Attack-Flow Graph

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Executive Summary

The Starboard Suite Reservation Calendars plugin for WordPress has a Stored Cross-Site Scripting (XSS) vulnerability in the [starboard-suite-lightbox] shortcode. This vulnerability exists in all versions up to and including 3.1.4 because the plugin does not properly sanitize input or escape output in shortcode attributes.

As a result, authenticated users with Contributor-level access or higher can inject malicious scripts into pages. These scripts will execute whenever any user accesses the affected page.

Impact Analysis

This vulnerability allows attackers with Contributor-level access or above to inject arbitrary web scripts into pages, which will execute in the browsers of users who visit those pages.

  • It can lead to theft of user credentials or session tokens.
  • It can enable attackers to perform actions on behalf of other users.
  • It can result in defacement or manipulation of website content.
  • It may cause loss of user trust and damage to the website's reputation.

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EPSS Chart