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CVE-2026-104385: WordPress Groundhogg plugin <= 4.8.3 - Sensitive Data Exposure vulnerability

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-06 · updated 2026-10-06
• Weakness: CWE-201

Description

Unauthenticated Sensitive Data Exposure in Groundhogg <= 4.8.3 versions.

Affected products

• trainingbusinesspros Groundhogg — CRM, Newsletters, and Marketing Automation: through 4.8.3

References

• https://patchstack.com/database/wordpress/plugin/groundhogg/vulnerability/wordpress-groundhogg-plugin-4-8-3-sensitive-data-exposure-vulnerability?_s_id=cve

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