ContentStudio Security & Risk Analysis

wordpress.org/plugins/contentstudio

Streamline Your Social Media and Content Marketing

800 active installs v1.4.1 PHP 7.4+ WP 5.8+ Updated Dec 8, 2025
blog-automationcontent-marketingcontent-schedulersocial-mediasocial-media-management
77
B · Generally Safe
CVEs total8
Unpatched0
Last CVEDec 4, 2025
Safety Verdict

Is ContentStudio Safe to Use in 2026?

Mostly Safe

Score 77/100

ContentStudio is generally safe to use. 8 past CVEs were resolved. Keep it updated.

8 known CVEsLast CVE: Dec 4, 2025Updated 3mo ago
Risk Assessment

The static analysis of "contentstudio" v1.4.1 reveals a strong adherence to secure coding practices, with no critical or high severity taint flows, all SQL queries utilizing prepared statements, and 100% of output properly escaped. The attack surface is minimal, with only two AJAX entry points, both of which appear to have authorization checks. File operations, external HTTP requests, nonce checks, and capability checks are present, indicating an awareness of security fundamentals.

However, the plugin's vulnerability history is a significant concern. With a total of 8 known CVEs, including 2 critical and 3 high severity issues, this plugin has a past of serious security flaws. The types of past vulnerabilities (Unrestricted Upload, CSRF, Missing Authorization, Information Exposure, Authorization Bypass) suggest recurring issues with handling user input, access control, and sensitive data. The fact that the last vulnerability was in December 2025, with no currently unpatched vulnerabilities reported, could imply either recent patching efforts or that this specific version (1.4.1) might be a more secure release or is not the version with past vulnerabilities. Nevertheless, the historical prevalence of severe flaws casts a shadow on its overall trustworthiness.

In conclusion, while the current version exhibits good static code security practices, the extensive and severe vulnerability history necessitates a high degree of caution. Users should be aware that past issues, even if seemingly resolved in this version, indicate a potential for recurring problems. A thorough review of the plugin's changelog and a strong monitoring strategy are highly recommended.

Key Concerns

  • History of 8 known CVEs, including critical and high severity
  • History of critical severity vulnerabilities (2)
  • History of high severity vulnerabilities (3)
  • History of diverse critical vulnerability types
Vulnerabilities
8

ContentStudio Security Vulnerabilities

CVEs by Year

1 CVE in 2022
2022
3 CVEs in 2023
2023
4 CVEs in 2025
2025
Patched Has unpatched

Severity Breakdown

Critical
2
High
3
Medium
3

8 total CVEs

CVE-2025-12181high · 8.8Unrestricted Upload of File with Dangerous Type

ContentStudio <= 1.3.7 - Authenticated (Author+) Arbitrary File Upload

Dec 4, 2025 Patched in 1.4.0 (41d)
CVE-2025-13144medium · 4.3Cross-Site Request Forgery (CSRF)

ContentStudio <= 1.3.7 - Cross-Site Request Forgery to Settings Update

Dec 4, 2025 Patched in 1.4.0 (5d)
CVE-2025-49990medium · 5.3Missing Authorization

ContentStudio <= 1.3.7 - Missing Authorization

Jun 19, 2025 Patched in 1.4.0 (174d)
CVE-2025-47692medium · 4.3Missing Authorization

ContentStudio <= 1.3.5 - Missing Authorization

May 7, 2025 Patched in 1.3.7 (217d)
CVE-2023-0557high · 7.5Exposure of Sensitive Information to an Unauthorized Actor

ContentStudio <= 1.2.5 - Information Exposure

Jan 27, 2023 Patched in 1.2.6 (361d)
CVE-2023-0558high · 8.2Authorization Bypass Through User-Controlled Key

ContentStudio <= 1.2.5 - Authorization Bypass

Jan 27, 2023 Patched in 1.2.6 (361d)
CVE-2023-0556critical · 9.8Missing Authorization

ContentStudio <= 1.2.5 - Missing Authorization

Jan 6, 2023 Patched in 1.2.6 (382d)
WF-c4039a27-0100-49c5-8dce-cf015a08ef04-contentstudiocritical · 9.8Missing Authorization

ContentStudio <= 1.1.8 - Missing Authorization

Dec 7, 2022 Patched in 1.1.9 (412d)
Code Analysis
Analyzed Mar 16, 2026

ContentStudio Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
2 prepared
Unescaped Output
0
41 escaped
Nonce Checks
3
Capability Checks
5
File Operations
5
External Requests
3
Bundled Libraries
0

SQL Query Safety

100% prepared2 total queries

Output Escaping

100% escaped41 total outputs
Data Flows
All sanitized

Data Flow Analysis

3 flows
add_cstu_api_key (contentstudio-plugin.php:336)
Source (user input) Sink (dangerous op) Sanitizer Transform Unsanitized Sanitized
Attack Surface

ContentStudio Attack Surface

Entry Points2
Unprotected0

AJAX Handlers 2

authwp_ajax_add_cstu_api_keycontentstudio-plugin.php:189
authwp_ajax_add_cstu_settingscontentstudio-plugin.php:190
WordPress Hooks 7
filterpre_get_document_titlecontentstudio-plugin.php:48
actioninitcontentstudio-plugin.php:147
actionwp_headcontentstudio-plugin.php:150
actionadmin_menucontentstudio-plugin.php:184
actionadmin_initcontentstudio-plugin.php:192
actionwp_enqueue_scriptscontentstudio-plugin.php:578
actionrest_api_initincludes\class-contentstudio-api.php:52
Maintenance & Trust

ContentStudio Maintenance & Trust

Maintenance Signals

WordPress version tested6.9.4
Last updatedDec 8, 2025
PHP min version7.4
Downloads65K

Community Trust

Rating54/100
Number of ratings3
Active installs800
Developer Profile

ContentStudio Developer Profile

contentstudio

1 plugin · 800 total installs

63
trust score
Avg Security Score
77/100
Avg Patch Time
244 days
View full developer profile
Detection Fingerprints

How We Detect ContentStudio

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/contentstudio/assets/menu-logo.png

HTML / DOM Fingerprints

HTML Comments
SECURITY UPDATE v1.4.0: - Removed vulnerable init hooks that used username/password authentication - All post creation/update operations now use REST API with API key authentication - This fixes CVE-2025-12181 (Arbitrary File Upload vulnerability)
Data Attributes
data-contentstudio-iddata-contentstudio-plugin-url
JS Globals
contentstudio_global
REST Endpoints
/wp-json/contentstudio/v1/api
FAQ

Frequently Asked Questions about ContentStudio