Lazy Load Security & Risk Analysis

wordpress.org/plugins/lazy-load

Lazy load images to improve page load times and server bandwidth. Images are loaded only when visible to the user.

20K active installs v0.6.1 PHP + WP 3.2+ Updated Nov 22, 2018
front-end-optimizationimageslazy-load
84
B · Generally Safe
CVEs total1
Unpatched0
Last CVEJul 20, 2016
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Safety Verdict

Is Lazy Load Safe to Use in 2026?

Mostly Safe

Score 84/100

Lazy Load is generally safe to use though it hasn't been updated recently. 1 past CVE were resolved. Keep it updated.

1 known CVELast CVE: Jul 20, 2016Updated 7yr ago
Risk Assessment

The "lazy-load" plugin v0.6.1 presents a mixed security profile. On the positive side, the static analysis reveals no immediately apparent vulnerabilities within the provided metrics. There are no detected dangerous functions, SQL queries are exclusively prepared, all output is properly escaped, and there are no file operations or external HTTP requests. The absence of critical or high-severity taint flows further suggests a relatively clean codebase from a static analysis perspective. However, the vulnerability history is a significant concern. The plugin has a known CVE associated with Cross-Site Scripting (XSS), and while it is currently patched, the presence of past vulnerabilities, particularly an XSS flaw, indicates a potential for such issues to resurface if the code is not diligently maintained. The lack of nonce checks and capability checks, despite a zero attack surface, could become a weakness if new entry points were introduced in future updates without proper authorization mechanisms.

Key Concerns

  • Known CVE (XSS) in vulnerability history
  • Missing nonce checks
  • Missing capability checks
Vulnerabilities
1

Lazy Load Security Vulnerabilities

CVEs by Year

1 CVE in 2016
2016
Patched Has unpatched

Severity Breakdown

High
1

1 total CVE

WF-06187bf0-7e3b-49c0-9f34-3d717e8d8ece-lazy-loadhigh · 7.4Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Lazy Load < 0.6.1 - Authenticated Stored Cross-Site Scripting

Jul 20, 2016 Patched in 0.6.1 (2743d)
Code Analysis
Analyzed Mar 16, 2026

Lazy Load Code Analysis

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

Output Escaping

100% escaped3 total outputs
Attack Surface

Lazy Load Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 6
actionwp_enqueue_scriptslazy-load.php:30
actionwp_headlazy-load.php:31
filterthe_contentlazy-load.php:35
filterpost_thumbnail_htmllazy-load.php:36
filterget_avatarlazy-load.php:37
actioninitlazy-load.php:111
Maintenance & Trust

Lazy Load Maintenance & Trust

Maintenance Signals

WordPress version tested5.0.25
Last updatedNov 22, 2018
PHP min version
Downloads516K

Community Trust

Rating80/100
Number of ratings53
Active installs20K
Developer Profile

Lazy Load Developer Profile

Automattic

213 plugins · 19.2M total installs

73
trust score
Avg Security Score
92/100
Avg Patch Time
1384 days
View full developer profile
Detection Fingerprints

How We Detect Lazy Load

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/lazy-load/js/lazy-load.js/wp-content/plugins/lazy-load/js/jquery.sonar.min.js/wp-content/plugins/lazy-load/images/1x1.trans.gif
Script Paths
js/lazy-load.jsjs/jquery.sonar.min.js
Version Parameters
lazy-load/js/lazy-load.js?ver=lazy-load/js/jquery.sonar.min.js?ver=

HTML / DOM Fingerprints

Data Attributes
data-lazy-src
JS Globals
jQuery.sonar
FAQ

Frequently Asked Questions about Lazy Load