WordPress WordPress Email Marketing Plugin – WP Email Capture Plugin <= 3.10 is vulnerable to Sensitive Data Exposure

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Summary

CVECVE-2023-28421
StatePUBLISHED
AssignerPatchstack
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-12-21 14:15:07 UTC
Updated2026-04-28 19:20:05 UTC
DescriptionExposure of Sensitive Information to an Unauthorized Actor vulnerability in Winwar Media WordPress Email Marketing Plugin – WP Email Capture.This issue affects WordPress Email Marketing Plugin – WP Email Capture: from n/a through 3.10.

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

Problem Types: CWE-200 | CWE-200 CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
3.1[email protected]Secondary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
3.1CNACVSS5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Winwar Wp Email Capture All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Winwar Media WordPress Email Marketing Plugin WP Email Capture affected n/a 3.10 custom Not specified

References

ReferenceSourceLinkTags
patchstack.com/database/vulnerability/wp-email-capture/wordpress-wp-email-ca... af854a3a-2127-422b-91ae-364da2661108 patchstack.com Third Party Advisory
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: Tien Nguyen Anh (Patchstack Alliance) (en)

Additional Advisory Data

Solutions

CNA: Update to 3.11 or a higher version.

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