CVE-2026-27397

Medium

Description

Authorization Bypass Through User-Controlled Key vulnerability in Really Simple Plugins B.V. Really Simple Security Pro allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Really Simple Security Pro: from n/a through 9.5.4.0.

SeverityMedium

CVSS6.5

Exploit probability—

ProductReally Simple Security Pro

PublishedMar 19, 2026

First seenMar 19, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

Product	Affected versions	Fixed in
Really Simple Plugins B.V. Really Simple Security Pro	v ≤ 9.5.4.0	—

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