CVE-2025-1777: BM Content Builder <= 3.16.2.1 - Missing Authorization to Authenticated (Subscriber+) Stored Cross-Site Scripting via ux_cb_page_options_save

6.4 CVSS

Description

The BM Content Builder plugin for WordPress is vulnerable to unauthorized modification of data to a missing capability check on the 'ux_cb_page_options_save' function in all versions up to, and including, 3.16.2.1. This makes it possible for authenticated attackers, with subscriber-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-2025-1777

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-862 Missing Authorization

Affected Products

Vendor: SeaTheme

Product: BM Content Builder

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 5.17% (scored less or equal to compared to others)

EPSS Date: 2025-06-06 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-1777
https://www.wordfence.com/threat-intel/vulnerabilities/id/fb3e0251-c3b7-4360-87f3-7e4612d4f285?source=cve
https://www.seatheme.net/

Timeline