Microsoft patches bug causing multiple Message Queuing errors
December 2025 Windows security updates changed MSMQ permissions, causing MSMQ and IIS application failures until an out-of-band fix (KB5074976) is applied.
Windows patch causes multiple Message Queuing errors
December 2025 Windows security updates changed MSMQ folder permissions, requiring write access and causing MSMQ queues, IIS sites, and applications to fail on affected systems.
