CVE-2022-45350: WordPress Simple History Plugin <= 3.3.1 is vulnerable to CSV Injection

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-11-07 · updated 2026-06-17
Weakness: CWE-1236

Description

Improper Neutralization of Formula Elements in a CSV File vulnerability in Pär Thernström Simple History – user activity log, audit tool.This issue affects Simple History – user activity log, audit tool: from n/a through 3.3.1.

Affected products

Pär Thernström Simple History – user activity log, audit tool: before 3.4.0 — fixed in 3.4.0

How to fix

Upgrade to a fixed version: Pär Thernström Simple History – user activity log, audit tool 3.4.0. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/vulnerability/simple-history/wordpress-simple-history-plugin-3-3-1-csv-injection-vulnerability?_s_id=cve
https://patchstack.com/database/vulnerability/simple-history/wordpress-simple-history-plugin-3-3-1-csv-injection-vulnerability?_s_id=cve

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