Security notice regarding Returnless platform

Incident Report for Returnless

Resolved

This incident has been resolved.
Posted Oct 22, 2026 - 12:29 CEST

Monitoring

We are aware of CVE-2026-109618, a recently disclosed vulnerability affecting PHP-based websites and servers. Protective measures are in place and the Returnless platform is not impacted. No action is required from you.

Our team is actively monitoring the situation and will post an update here if anything changes.
Posted Oct 21, 2026 - 13:24 CEST