CVE-2012-6452: Axway Secure Messenger before 6.5 Updated Release 7, as used in Axway Email Firewall, provides different re...

Security readout for executives and security teams

CVE-2012-6452 lets an unauthenticated remote party learn whether usernames exist in Axway Secure Messenger deployments before 6.5 Updated Release 7, including when used in Axway Email Firewall. This does not show direct system compromise, but valid-user discovery can support targeted phishing, password spraying, and account takeover attempts. Exposure is most relevant where Axway Secure Messenger or Axway Email Firewall authentication interfaces are reachable by untrusted users, especially internet-facing mail security portals. Organizations not running those products, or already on 6.5 Updated Release 7 or later, are unlikely to be affected. Prioritize remediation if the affected Axway authentication interface is internet-facing or protects sensitive mail workflows. The flaw is not documented as actively exploited in the provided sources, but it can lower the cost of later credential attacks. Mitigation focus: Inventory Axway Secure Messenger and Axway Email Firewall deployments.; Upgrade affected systems to 6.5 Updated Release 7 or later where applicable.; Check Axway guidance for supported remediation on legacy deployments..

Prepared

Jun 14, 2026, 07:40 UTC (UTC+00:00)

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