DNS Rebinding is an attack_type tracked by ThreatCluster, appearing in 1 threat cluster built from 2 intelligence report mentions.
DNS Rebinding is a attack_type tracked across 1 threat cluster and 2 intelligence report mentions on ThreatCluster. First observed June 14, 2026; most recent activity June 14, 2026.
CVE-2026-11624, published on June 13, 2026, exposes the Model Context Protocol to DNS rebinding attacks due to improper validation of the 'Origin' header. This vulnerability allows unauthenticated attackers to bypass…
3 articles · Updated June 14, 2026
Recent Intelligence Reports
CVE-2026-11624 INCIBE-CERT - Vulnerabilities RSS / 15h The Model Context Protocol has a security warning advising servers to validate the "Origin" header on all incoming connections to prevent DNS rebinding attacks. If either flag is set to "*", the server will output a startup warning about potential vulnerabilities.— www.incibe.es · June 14, 2026
CVE-2026-11624 Newest CVEs from Tenable / 9h Critical Severity Description The Model Context Protocol has a security warning advising servers to validate the "Origin" header on all incoming connections to prevent DNS rebinding attacks. Prior to the v0.25.0 release, users had no way to validate the origin's host. In v0.25.0, a new "--allowed-hosts" flag was introduced alongside the existing "--allowed-origins" flag, enabling users to specify permitted hosts at server startup. Both flags default t— www.tenable.com · June 14, 2026
DNS Rebinding is an attack_type tracked by ThreatCluster, appearing in 1 threat cluster built from 2 intelligence report mentions.
Is DNS Rebinding still active?
The most recent intelligence report mentioning DNS Rebinding on ThreatCluster is dated June 14, 2026.
What is DNS Rebinding associated with?
Across ThreatCluster reporting, DNS Rebinding most frequently co-occurs with CVE-2026-11624.
What are the latest developments involving DNS Rebinding?
The most significant recent cluster is “Critical CVE-2026-11624 Vulnerability in Model Context Protocol” (3 articles · Updated June 14, 2026). DNS Rebinding appears across 1 threat cluster in total, listed above with sources.
How much reporting does ThreatCluster have on DNS Rebinding?
DNS Rebinding appears in 2 intelligence report mentions across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.