High severity · published Jun 15, 2026
CVE-2026-42667
WordPress Bookly plugin <= 27.4 - Sensitive Data Exposure vulnerability
7.5
CVSS
0.3%
EPSS
No
On KEV
Description
Unauthenticated Sensitive Data Exposure in Bookly <= 27.4 versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
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
BO
Bookly · Bookly
through 27.4 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-42667
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-42667
patchstack.com
https://patchstack.com/database/wordpress/plugin/bookly-responsive-appointment-booking-tool/vulnerability/wordpress-bookly-plugin-27-4-sensitive-data-exposure-vulnerability?_s_id=cve
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