Forensia CTI Core

Verdict

KNOWN VULNERABILITY

What is this: The Newsletter, SMTP, Email marketing and Subscribe forms by Brevo (formely Sendinblue) plugin for WordPress is vulnerable to Reflected Cross-Site Scr… (CWE-79: Cross-site Scripting (XSS))
Should you care: A known software vulnerability. CVSS 6.1 (medium). Exploitation likelihood: EPSS 0% (17th percentile).
What to do: Patch when able.

What this is

Full description

The Newsletter, SMTP, Email marketing and Subscribe forms by Brevo (formely Sendinblue) plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the page parameter in all versions up to, and including, 3.1.77 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Threat detail

Exploitation status and malware-family attribution from stored fields.

exploitation: unknown

Vulnerability intel

Local EPSS row, KEV flag, and catalog notes from stored metadata only.

Not in KEVEPSS pct 0.2

CVE: CVE-2026-15297
EPSS score: 0.00256
EPSS fetched_at: 2026-07-21T19:42:41.260229Z

connectors · 2 entities · 1

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