Really Simple CSV Importer <= 1.3 - Authenticated (Admin+) Arbitrary File Upload

2026-07-22 00:00

Ananda Dhakal

Strategic Overview

Status

Patched in 1.3.1

Affected PluginReally Simple CSV Importer

Affected Version<= 1.3

CVSS7.2High

CVECVE-2026-65461

View all Really Simple CSV Importer vulnerabilities

Vulnerability Overview

The Really Simple CSV Importer plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in all versions up to, and including, 1.3. This makes it possible for authenticated attackers, with Administrator-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Technical Analysis

REMEDIATION: Update to version 1.3.1, or a newer patched version --- IDENTIFIER: CWE-434 (Unrestricted Upload of File with Dangerous Type) The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.

External References

https://www.cve.org/CVERecord?id=CVE-2026-65461 https://www.wordfence.com/threat-intel/vulnerabilities/id/bef0eeb8-ed6d-46a3-91c5-84bdd88922b4

CVSS Vector

7.2

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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