CVE-2026-40727 HIGH

CVE-2026-40727: WordPress Groundhogg plugin <= 4.4 - Arbitrary File Deletion vulnerability

Vendor Groundhogg

Product Groundhogg

Weakness CWE-22 · Path traversal

Published June 15, 2026

Last update June 15, 2026

View on NVD All CVEs

CVSS base score

7.7/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality None

Integrity None

CVSS vector

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

What the vulnerability does

01Description

Sales Representative Arbitrary File Deletion in Groundhogg <= 4.4 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Groundhogg versions up to 4.4 contain a path traversal vulnerability that allows authenticated users to cause a denial of service by disrupting site availability. An attacker with low-level access can exploit this flaw over the network without user interaction. The vulnerability affects the entire application scope, making it a significant risk for multi-tenant or shared environments.

What an attacker can do

03Attacker Capabilities

Authenticated user can disrupt site availability through path traversal exploitation.

Potential impact on your site

04Site Impact

Site availability can be disrupted by authenticated attackers; upgrade immediately to prevent downtime.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege account on the site; no user interaction required.

Key dates

06Disclosure timeline

June 15, 2026 CVE published

June 15, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-40727 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/22.html AskarLabs — CWE-22 write-up Path Traversal

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