Custom Background Extended Security & Risk Analysis

wordpress.org/plugins/custom-background-extended

Allows users to create a custom background on a per-post basis.

900 active installs v0.1.0 PHP + WP 3.6+ Updated Sep 27, 2013
adminimageimagespostposts
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Custom Background Extended Safe to Use in 2026?

Generally Safe

Score 85/100

Custom Background Extended has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 12yr ago
Risk Assessment

The "custom-background-extended" plugin, version 0.1.0, exhibits a strong security posture based on the provided static analysis. The absence of any detected dangerous functions, raw SQL queries, or file operations is commendable. Furthermore, the extensive use of prepared statements for any potential SQL interaction and the high percentage of properly escaped output indicate good development practices. The presence of nonce and capability checks, even with a limited attack surface, suggests an awareness of security principles. The plugin's vulnerability history is also entirely clear, with no known CVEs, which further bolsters confidence in its current security state. While the attack surface is currently zero, this could potentially change with future updates. The limited scope of the static analysis (0 taint flows analyzed) means that complex or subtle vulnerabilities might not have been detected. However, based on the provided data, the plugin appears to be very secure and unlikely to pose an immediate risk.

Vulnerabilities
None known

Custom Background Extended Security Vulnerabilities

No known vulnerabilities — this is a good sign.
Code Analysis
Analyzed Mar 16, 2026

Custom Background Extended Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
1
25 escaped
Nonce Checks
1
Capability Checks
3
File Operations
0
External Requests
0
Bundled Libraries
0

Output Escaping

96% escaped26 total outputs
Attack Surface

Custom Background Extended Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 20
filterplugin_row_metaadmin\class-custom-backgrounds-admin.php:45
actionload-post.phpadmin\class-custom-backgrounds-admin.php:52
actionload-post-new.phpadmin\class-custom-backgrounds-admin.php:53
actionadmin_enqueue_scriptsadmin\class-custom-backgrounds-admin.php:77
actionadd_meta_boxesadmin\class-custom-backgrounds-admin.php:80
actionsave_postadmin\class-custom-backgrounds-admin.php:83
actionplugins_loadedcustom-background-extended.php:72
actionplugins_loadedcustom-background-extended.php:75
actionplugins_loadedcustom-background-extended.php:78
actionplugins_loadedcustom-background-extended.php:81
actionadmin_enqueue_scriptscustom-background-extended.php:84
actioninitcustom-background-extended.php:87
actionafter_setup_themeinc\class-custom-backgrounds-filter.php:91
actiontemplate_redirectinc\class-custom-backgrounds-filter.php:110
filtertheme_mod_background_colorinc\class-custom-backgrounds-filter.php:158
filtertheme_mod_background_imageinc\class-custom-backgrounds-filter.php:159
filtertheme_mod_background_repeatinc\class-custom-backgrounds-filter.php:169
filtertheme_mod_background_position_xinc\class-custom-backgrounds-filter.php:170
filtertheme_mod_background_position_yinc\class-custom-backgrounds-filter.php:171
filtertheme_mod_background_attachmentinc\class-custom-backgrounds-filter.php:172
Maintenance & Trust

Custom Background Extended Maintenance & Trust

Maintenance Signals

WordPress version tested3.7.41
Last updatedSep 27, 2013
PHP min version
Downloads29K

Community Trust

Rating100/100
Number of ratings10
Active installs900
Developer Profile

Custom Background Extended Developer Profile

Justin Tadlock

33 plugins · 34K total installs

85
trust score
Avg Security Score
87/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Custom Background Extended

Patterns used to identify this plugin on WordPress sites during automated security audits and web crawling.

Asset Fingerprints

Asset Paths
/wp-content/plugins/custom-background-extended/js/custom-backgrounds.min.js
Script Paths
/wp-content/plugins/custom-background-extended/js/custom-backgrounds.min.js
Version Parameters
custom-background-extended/js/custom-backgrounds.min.js?ver=20130926

HTML / DOM Fingerprints

HTML Comments
<!-- Sets up a "Custom Background" meta box on the edit post screen in the admin. -->
Data Attributes
data-cbe-post-id
JS Globals
customBackgroundExtended
FAQ

Frequently Asked Questions about Custom Background Extended