Quick answers
- Is CVE-2026-40727 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-40727 being exploited in the wild.
- How severe is CVE-2026-40727?
- High severity, with a CVSS score of 7.7, published 15 June 2026.
- Which products and versions are affected?
- Groundhogg <= 4.4.
- Is there a fix for CVE-2026-40727?
- A patch was published on 2026-04-16: Patch released in version 4.4.1 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-40727 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-40727?
- Check whether you run Groundhogg at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The Groundhogg plugin for WordPress (versions 4.4 and below) contains a path traversal vulnerability (CWE-22) that allows for arbitrary file deletion. The flaw is accessible to authenticated users with the 'Sales Representative' role. By exploiting this, an attacker can send a crafted request to delete sensitive files on the server, including WordPress core files or configuration files. This vulnerability is rated with a CVSS score of 7.7, primarily impacting system availability. A patch is available in version 4.4.1.
Affected products
- Groundhogg Groundhogg <= 4.4
Timeline
- 2026-01-06: other: Reported by researcher daroo
- 2026-04-16: patched: Patch released in version 4.4.1
- 2026-06-15: disclosed: CVE published and NVD entry created