Vulnerabilities

CVE-2026-42384 | BDVDB-2026-340394 Detail

NSquaredSimply Schedule Appointments

Description#

Unauthenticated Sensitive Data Exposure in Simply Schedule Appointments < 1.6.11.2 versions.

Impact#

CAPEC-37 Retrieve Embedded Sensitive Data

Weaknesses#

CWE-201 Insertion of Sensitive Information Into Sent Data

References#

https://patchstack.com/database/wordpress/plugin/simply-schedule-appointments/vulnerability/wordpress-simply-schedule-appointments-plugin-1-6-11-2-sensitive-data-exposure-vulnerability?_s_id=cve

Exploit#

No public exploit known

History#

Version 12026-06-15Record published in the CVE List.
Version 22026-06-16Most recent update recorded in the CVE List.

Published

Published: 2026-06-15
Last modified: 2026-06-16

Vendor information

Vendor: NSquared
Product: Simply Schedule Appointments

All NSquared vulnerabilities

Score

7.5 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 22.2.

KEV

No

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 1.6.11.2
Fixed
1.6.11.2
Vulnerable
Not stated
Fixed
1.6.11.2

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.5 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).