Medium 5.3Published Apr 8, 2026

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

Updated under an hour ago (Oct 27, 2026, 10:10 PM ET)

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It affects Pär Thernström Simple History. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Pär Thernström Simple History

Exploited in the last 30 days

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.

CVSS: 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE): CWE-201
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Patchstack
NVD analysis: Deferred
Record last updated: Apr 29, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Pär Thernström Simple History par_thernstrom:simple_history (from the name)	through 5.24.0; fixed at 5.24.1	CNA record

References

References

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

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.