High severity · published Jun 26, 2026
CVE-2026-56008
WordPress Fusion Builder plugin <= 3.15.4 - Privilege Escalation vulnerability
8.8
CVSS
0.4%
EPSS
No
On KEV
Description
Contributor Privilege Escalation in Fusion Builder <= 3.15.4 versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FB
Fusion Builder · ThemeFusion
through 3.15.4 · source: vendor
Affected product
FB
Fusion Builder
ThemeFusion
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