CVE-2026-39473: WordPress Simple History plugin <= 5.24.0 - Sensitive Data Exposure vulnerability

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-08 · updated 2026-07-24
Weakness: CWE-201

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.

Affected products

Pär Thernström Simple History: through 5.24.0

References

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

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