CVE-2025-4202 Missing authorization in Multicollab: Content Team Collaboration and Editorial Workflow
Authenticated subscribers can add comments to arbitrary collaborations due to missing capability checks in the Multicollab WordPress plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-4202?
CVE-2025-4202 is a medium-severity missing authorization vulnerability in Multicollab: Content Team Collaboration and Editorial Workflow, published on 16 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-862
Which versions are affected by CVE-2025-4202?
How do I fix CVE-2025-4202?
No fix has been published for CVE-2025-4202 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-4202 being exploited?
There is no known exploitation of CVE-2025-4202 in the wild and no public exploit code.
Sources
Also known as GHSA-f4x8-m8jx-pfpg.