Critical severity · published Aug 13, 2026
CVE-2026-66478
WordPress Church Admin plugin <= 5.1.1 - SQL Injection vulnerability
9.3
CVSS
0.4%
EPSS
No
On KEV
Description
Unauthenticated SQL Injection in Church Admin <= 5.1.1 versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CA
Church Admin · andy_moyle
through 5.1.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-66478
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-66478
patchstack.com
https://patchstack.com/database/wordpress/plugin/church-admin/vulnerability/wordpress-church-admin-plugin-5-1-1-sql-injection-vulnerability?_s_id=cve
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