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Custom Block Builder

Custom Block Builder is a WordPress component with 1 published CVE record in this archive. The latest tracked vulnerability was published Jun 09, 2026; the highest CVE/CNA score is 3.5.

Plugin slug: custom-block-builder

CVE-2026-8981: Custom Block Builder: A security weakness

Custom Block Builder is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation. The published affected range is < 4.3.0.

PublishedJun 09, 2026
Known safe version4.3.0
Safe version
Jun 09, 2026 CVE-2026-8981
Custom Block Builder: A security weakness
Custom Block Builder is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation. The published affected range is < 4.3.0.
4.3.0
CVE3.5
NVDPending