What’s Vulnerable › Vulnerabilities

CVE-2025-4202: Multicollab: Content Team Collaboration and Editorial Workflow <= 5.2 - Missing Authorization to Authenticated (Subscriber+) Collaboration Comment

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-16 · updated 2026-10-07
• Weakness: CWE-862

Description

The Multicollab: Content Team Collaboration and Editorial Workflow plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'cf_add_comment' function in all versions up to, and including, 5.2. This makes it possible for authenticated attackers, with Subscriber-level access and above, to add comments to arbitrary collaborations.

Affected products

• Multicollab: Content Team Collaboration and Editorial Workflow: through 5.2

References

• https://plugins.trac.wordpress.org/browser/commenting-feature/tags/4.8.1/admin/classes/class-commenting-block-admin.php#L1239
• https://plugins.trac.wordpress.org/changeset/3519252/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/08ec2376-dfe3-4aeb-8173-01e88309f540?source=cve

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