Gravity SMTP is a technology platform tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.
Gravity SMTP is a technology platform tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed June 17, 2026; most recent activity June 17, 2026.
CVE-2026-4020 is an information disclosure vulnerability in the Gravity SMTP WordPress plugin, published on March 31, 2026. The flaw allows unauthenticated visitors to access sensitive system reports, including SMTP…
Gravity SMTP is a technology platform tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.
The most recent intelligence report mentioning Gravity SMTP on ThreatCluster is dated June 17, 2026.
Across ThreatCluster reporting, Gravity SMTP most frequently co-occurs with Data Breach, Australia, Belgium, Brazil, Canada, among 12 tracked related entities.
The most significant recent cluster is “Mass Exploitation of Gravity SMTP Plugin Vulnerability CVE-2026-4020” (15 articles · Updated June 17, 2026). Gravity SMTP appears across 1 threat cluster in total, listed above with sources.
Gravity SMTP appears in 1 intelligence report mention across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.