CVE-2026-39473

WordPress Simple History plugin <= 5.24.0 - Sensitive Data Exposure vulnerability

State: Published
Severity: 5.3 Medium
Published: Apr 8, 2026
Updated: Apr 29, 2026
Reserved: Apr 7, 2026

Description

Insertion of Sensitive Information Into Sent Data vulnerability in Pär Thernström Simple History simple-history allows Retrieve Embedded Sensitive Data.This issue affects Simple History: from n/a through <= 5.24.0.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	Patchstack
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	CISA-ADP

Weaknesses

CWE-201 Insertion of Sensitive Information Into Sent Data

Affected Products

Product	Versions
Simple HistoryPär Thernström	5.24.0 and earlierAffectedfrom 5.24.1Not affected

References

https://patchstack.com/database/Wordpress/Plugin/simple-history/vulnerability/wordpress-simple-history-plugin-5-24-0-sensitive-data-exposure-vulnerability?_s_id=cvevdb-entry

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