Threat intelligence

MailerSend - Official SMTP Integration <= 1.0.7 - Cross-Site Request Forgery

CVE-2026-13156 · mailersend-official-smtp-integration

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Mailersend Official Smtp Integration at a vulnerable version. How SiteRespond intelligence works

Vulnerability: MailerSend - Official SMTP Integration <= 1.0.7 - Cross-Site Request Forgery
Affected software: mailersend-official-smtp-integration(Plugin)
Affected versions: ≤ 1.0.7
Authentication: Not specified in feed title — see source advisory
Vulnerability type: CSRF
CVE: CVE-2026-13156
Published: 29 June 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May trick authenticated users into performing unintended actions.
Source: Data imported from Wordfence Intelligence (advisory 7a325783-3c90-4af2-a64f-7f178cea7276). Methodology and redistribution notes

Check whether your installed version is affected

SiteRespond Defence matches your installed Mailersend Official Smtp Integration version against this catalog when the Defence plugin is connected to your WordPress site.

Start SiteRespond Defence for WordPress — £29.99/monthScan your website

All Mailersend Official Smtp Integration advisoriesBack to catalog