WordPress Simply Schedule Appointments plugin < 1.6.11.2 - Sensitive Data Exposure vulnerability

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Summary

CVECVE-2026-42384
StatePUBLISHED
AssignerPatchstack
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-15 21:16:54 UTC
Updated2026-06-15 21:16:54 UTC
DescriptionUnauthenticated Sensitive Data Exposure in Simply Schedule Appointments < 1.6.11.2 versions.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

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

EPSS: 0.002940000 probability, percentile 0.208460000 (date 2026-06-20)

Problem Types: CWE-201 | CWE-201 CWE-201 Insertion of Sensitive Information Into Sent Data

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
3.1CNACVSS7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA NSquared Simply Schedule Appointments affected n/a 1.6.11.2 custom Not specified

References

ReferenceSourceLinkTags
patchstack.com/database/wordpress/plugin/simply-schedule-appointments/vulner... [email protected] patchstack.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Jakub Herman | Patchstack Bug Bounty Program (en)

Additional Advisory Data

Solutions

CNA: Update the WordPress Simply Schedule Appointments Plugin to the latest available version (at least 1.6.11.2).

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