Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue <= 3.1.30 - Reflected Cross-Site Scripting via lang & pid Parameters

6.1
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24874
CVSS 6.1 (Medium)
Publicly Published January 12, 2022
Last Updated February 2, 2023
Researcher ZhongFu Su

Description

The Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue WordPress plugin before 3.1.31 does not escape the lang and pid parameter before outputting them back in attributes, leading to Reflected Cross-Site Scripting issues

References

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Vulnerability Details for Newsletter, SMTP, Email marketing and Subscribe forms by Brevo (formely Sendinblue)

Software Type Plugin
Software Slug mailin (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.1.31, or a newer patched version
Affected Version
  • < 3.1.31
Patched Version
  • 3.1.31

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