CVE-2023-0558

HIGH 8.2

ContentStudio <= 1.2.5 - Authorization Bypass

CVSS Score

8.2

EPSS Score

0.0%

EPSS Percentile

0th

The ContentStudio plugin for WordPress is vulnerable to authorization bypass due to an unsecure token check that is susceptible to type juggling in versions up to, and including, 1.2.5. This makes it possible for unauthenticated attackers to execute functions intended for use by users with proper API keys.

CWE	CWE-639
Vendor	contentstudio
Product	contentstudio
Published	Jan 27, 2023
Last Updated	Apr 8, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

contentstudio / ContentStudio

0 ≤ 1.2.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/c31828dc-ef94-4895-8395-a5d52a0a82bd?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/contentstudio/trunk/contentstudio-plugin.php#L416

Credits

Chloe Chamberland