CVE-2025-63043 WordPress Post Grid and Gutenberg Blocks plugin <= 2.3.23 - Insecure Direct Object References (IDOR) vulnerability
Attackers can bypass access controls to read or modify unauthorized data via insecure direct object references in the Post Grid plugin.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-63043?
CVE-2025-63043 is a medium-severity missing authorization vulnerability in PickPlugins Post Grid and Gutenberg Blocks, published on 18 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Authorization Bypass Through User-Controlled Key vulnerability in PickPlugins Post Grid and Gutenberg Blocks post-grid allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Post Grid and Gutenberg Blocks: from n/a through <= 2.3.23.
Weakness: CWE-639
Which versions are affected by CVE-2025-63043?
How do I fix CVE-2025-63043?
No fix has been published for CVE-2025-63043 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-2025-63043 being exploited?
There is no known exploitation of CVE-2025-63043 in the wild and no public exploit code.
Sources
Also known as GHSA-8vqx-g979-q6fh.