CVE-2026-81741CWE-601

CVE-2026-81741

Medium · published September 9, 2026

CVSS v3.1
4.7
EPSS
0%
Percentile
20.5
In the wild
Unconfirmed
What it is

The Groundhogg — CRM, Newsletters, and Marketing Automation WordPress plugin before 4.7.2 does not restrict the redirect target of its email preference confirmation flow to the site's own host, allowing unauthenticated attackers to redirect visitors to an arbitrary external URL by way of a crafted link.

The record
Technical detail
CVSS v3.1
4.7 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00290 · 20.5th percentile
Weakness
CWE-601 · URL Redirection to Untrusted Site ('Open Redirect')
Published
2026-09-09T10:17Z
References (1)
https://wpscan.com/vulnerability/4bfdee51-f2d0-4549-a9b4-5f4e11f2de4c/ · [email protected]
EPSS history
Timeline
  • 10 SEP 03:18Z
    EPSS moved — → 0%
    epss
  • 09 SEP 06:00Z
    Groundhogg < 4.7.2 - Open Redirect via 'redirect_to' Parameter
    cvelistv5