CVE-2025-3749: Breeze Display <= 1.2.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via cal_size Parameter

6.4 CVSS

Description

The Breeze Display plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘cal_size’ parameter in all versions up to, and including, 1.2.3 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.

Classification

CVE ID: CVE-2025-3749

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.4

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Problem Types

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Vendor: mgyura

Product: Breeze Display

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 8.43% (scored less or equal to compared to others)

EPSS Date: 2025-05-23 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-3749
https://www.wordfence.com/threat-intel/vulnerabilities/id/527dd2c7-5bbb-4c79-aa3c-7d70ddd26163?source=cve
https://plugins.trac.wordpress.org/browser/wt-display-breeze/trunk/includes/shortcodes.php#L114
https://wordpress.org/plugins/wt-display-breeze/#developers
https://plugins.trac.wordpress.org/changeset/3280146/

Timeline