Medium severity · published Jul 27, 2026
CVE-2026-66477
WordPress Gillion theme <= 4.13 - Broken Access Control vulnerability
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
Unauthenticated Broken Access Control in Gillion <= 4.13 versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
Gillion · Shufflehound
through 4.13 · source: vendor