Peer Categories Security & Risk Analysis

wordpress.org/plugins/peer-categories

List the categories that are peer (i.e. share the same category parent) to all lowest-level assigned categories for the specified post.

10 active installs v2.3.1 PHP + WP 4.6+ Updated Apr 21, 2025
categorycoffee2coderelated-postssiblingthe_category
92
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Peer Categories Safe to Use in 2026?

Generally Safe

Score 92/100

Peer Categories has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 1yr ago
Risk Assessment

Based on the provided static analysis and vulnerability history, the "peer-categories" plugin v2.3.1 exhibits a strong security posture. The absence of any identified attack surface, dangerous functions, raw SQL queries, unescaped output, file operations, external HTTP requests, or taint flows with unsanitized paths is highly commendable. The plugin also demonstrates good practices by not bundling libraries and by using prepared statements for all SQL queries. Furthermore, the lack of any recorded vulnerabilities or CVEs suggests a stable and well-maintained codebase.

However, the complete absence of nonce checks and capability checks across all entry points is a significant concern. While the static analysis reported zero entry points, this absence of security checks means that if any new entry points were to be introduced in future updates, they would inherently be unprotected. This indicates a potential for future vulnerabilities if the development practices do not evolve to include these essential security measures. The current low risk profile is heavily reliant on the plugin's static state of having no discoverable entry points.

Key Concerns

  • No nonce checks implemented
  • No capability checks implemented
Vulnerabilities
None known

Peer Categories Security Vulnerabilities

No known vulnerabilities — this is a good sign.
Version History

Peer Categories Release Timeline

v2.3.1Current
v2.3
v2.2.1
v2.2
v2.1.5
v2.1.4
v2.1.3
v2.1.2
v2.1.1
v2.1
v2.0.5
v2.0.4
v2.0.3
v2.0.2
v2.0.1
v2.0
v1.1.5
v1.1.4
v1.1.3
v1.1.2
Code Analysis
Analyzed Mar 16, 2026

Peer Categories Code Analysis

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

Output Escaping

100% escaped6 total outputs
Attack Surface

Peer Categories Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 3
actionc2c_peer_categoriespeer-categories.php:64
filterc2c_get_peer_categories_listpeer-categories.php:159
filterc2c_get_peer_categoriespeer-categories.php:251
Maintenance & Trust

Peer Categories Maintenance & Trust

Maintenance Signals

WordPress version tested6.8.5
Last updatedApr 21, 2025
PHP min version
Downloads7K

Community Trust

Rating0/100
Number of ratings0
Active installs10
Developer Profile

Peer Categories Developer Profile

Scott Reilly

63 plugins · 92K total installs

71
trust score
Avg Security Score
88/100
Avg Patch Time
374 days
View full developer profile
Detection Fingerprints

How We Detect Peer Categories

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/peer-categories/peer-categories.css/wp-content/plugins/peer-categories/peer-categories.js
Script Paths
/wp-content/plugins/peer-categories/peer-categories.js
Version Parameters
peer-categories/peer-categories.css?ver=peer-categories/peer-categories.js?ver=

HTML / DOM Fingerprints

CSS Classes
post-categories
HTML Comments
Copyright (c) 2008-2025 by Scott Reilly (aka coffee2code)This program is free software; you can redistribute it and/ormodify it under the terms of the GNU General Public Licenseas published by the Free Software Foundation; either version 2+8 more
Data Attributes
rel="category%s"
FAQ

Frequently Asked Questions about Peer Categories