CVE · Medium

CVE-2026-15297 — Brevo – Email, SMS, Web Push, Chat, and more. [mailin] < 3.1.78

CVE Vulnerability Type Severity Affected Fixed in Published Status
CVE-2026-15297 Brevo – Email, SMS, Web Push, Chat, and more. [mailin] < 3.1.78 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 6.1 < 3.1.78 3.1.78 2024-03-22

CVE-2026-15297

The Brevo plugin for WordPress contains a security flaw affecting all versions up to 3.1.77, allowing malicious actors to embed unauthorized code into pages by exploiting the page parameter without requiring authentication. This vulnerability arises from inadequate filtering of input data and insufficient protection against potentially hazardous scripts being executed on affected pages.

Based on public CVE data (MITRE/NVD).

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