CVE-2016-0756: The generate_dialback function in the mod_dialback module in Prosody before 0.9.10 does not properly separa...

Security readout for executives and security teams

Prosody XMPP servers before 0.9.10 could be tricked into trusting the wrong federated XMPP domain. For organizations using XMPP federation, this weakens identity assurance between messaging domains and could let an attacker impersonate a network domain. The bundle does not provide CVSS scoring or active exploitation evidence. Exposure is most likely where Prosody before 0.9.10 is deployed for XMPP server-to-server federation or dialback. Systems not running Prosody, upgraded to 0.9.10 or later, or not using affected federation paths are less likely to be exposed. Treat this as a targeted trust-boundary issue, not a broad infrastructure emergency. Patch affected Prosody federation servers promptly, especially internet-facing messaging domains where domain identity matters for business communication or partner connectivity. Mitigation focus: Upgrade Prosody to version 0.9.10 or later.; Apply Debian, Fedora, or vendor security packages where Prosody is distro-managed.; Confirm vendor guidance before relying on temporary configuration workarounds..

Prepared

Jun 13, 2026, 21:06 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.