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CVE-2024-8477— Newsletter, SMTP, Email marketing and Subscribe forms by Brevo (formely Sendinblue) <= 3.1.87 - Cross-Site Request Forgery

Quick assessment

Affected
neeraj_slit Brevo – Email, SMS, Web Push, Chat, and more.
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin Newsletter, SMTP, Email marketing and Subscribe forms by Brevo存在安全漏洞，该漏洞源于包含一个跨站请求伪造问题。

CVSS 4.3 · Medium EPSS 0.17% · P7

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-8477

Vulnerability Information
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Vulnerability Title
Newsletter, SMTP, Email marketing and Subscribe forms by Brevo (formely Sendinblue) <= 3.1.87 - Cross-Site Request Forgery
Source: CVE Program / CVE List V5
Vulnerability Description
The Newsletter, SMTP, Email marketing and Subscribe forms by Brevo (formely Sendinblue) plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.1.87. This is due to missing or incorrect nonce validation on the Init() function. This makes it possible for unauthenticated attackers to log out of a Brevo connection via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Newsletter, SMTP, Email marketing and Subscribe forms by Brevo 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin Newsletter, SMTP, Email marketing and Subscribe forms by Brevo存在安全漏洞，该漏洞源于包含一个跨站请求伪造问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
neeraj_slit Newsletter, SMTP, Email marketing and Subscribe forms by Brevo (formely Sendinblue) * ~ 3.1.87 -

II. Public POCs for CVE-2024-8477

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III. Intelligence Information for CVE-2024-8477

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IV. Related Vulnerabilities

Same product: Brevo – Email, SMS, Web Push, Chat, and more.
Same vendor: neeraj_slit
Same weakness: CWE-352

V. Comments for CVE-2024-8477

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