HIGHCVSS v3.1 7.2Vulnerability
CVE-2026-18548
The Groundhogg — CRM, Newsletters, and Marketing Automation plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'ref' parameter in all versions up to, and including, 4.5.14 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Properties
- Severity
- HIGH
- Nvd fetched at
- 2026-10-20T21:14:08.448323+00:00
- Epss score
- 0.00287
- Cvss severity
- HIGH
- Cvss score
- 7.2
- Retrieved at
- 2026-10-21T01:24:49+00:00
- Last source
- FIRST EPSS
- Score
- 7.2
- Cvss version
- 3.1
- Cve id
- CVE-2026-18548
- Cvss vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- First seen by Signal
- 2026-10-18T13:39:03+00:00
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- Published at
- 2026-10-15T06:17:03.043
- Last modified
- 2026-10-15T17:17:21.230
- Epss percentile
- 0.20023
Related Entities (1)
HAS_WEAKNESS (1)
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