CVE-2026-15297 | The Newsletter, SMTP, Email marketing and Subscribe forms by… | CVSS 6.1 MEDIUM

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.

Metadata

CVE ID: CVE-2026-15297
State: PUBLISHED
Assigner: Wordfence
Reserved: 2026-07-09 15:53 UTC
Published: 2026-07-10 04:31 UTC
Last updated: 2026-07-10 04:31 UTC
Primary CWE: CWE-79
CWE-79 Improper Neutralization of Input During Web Page Gene…
Vendor / Product: neeraj_slit / Brevo – Email, SMS, Web Push, Chat, and more.
Sources: cve.org · NVD

Severity & Metrics

6.1 MEDIUM CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products (1)

Vendor	Product	Platform	Versions
neeraj_slit	Brevo – Email, SMS, Web Push, Chat, and more.	—	0 ≤ 3.1.77

Weakness (CWE)

CWE	Source	Description
CWE-79	cna	CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSS scores (1)

Score	Severity	Version	Source	Vector
6.1	MEDIUM	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References (3)