# Kiteworks urges 6-hour server shutdown over potential zero-day attacks

DevFeed: [Kiteworks urges 6-hour server shutdown over potential zero-day attacks](<https://devfeed.tech/articles/kiteworks-urges-6-hour-server-shutdown-over-potential-zero-day-attacks-60215.md>)

Original publisher: [Read original article](<https://www.bleepingcomputer.com/news/security/kiteworks-urges-6-hour-server-shutdown-over-potential-zero-day-attacks/>)

Author: Lawrence Abrams

Published: 2026-09-25T21:41:07Z

Content type: news

Language: en

Sources: [BleepingComputer](<https://devfeed.tech/sources/bleepingcomputer.md>)

Topics: [Server](<https://devfeed.tech/topics/server.md>), [High Profile Threats](<https://devfeed.tech/topics/high-profile-threats.md>), [Software](<https://devfeed.tech/topics/software.md>), [Vulnerabilities](<https://devfeed.tech/topics/vulnerabilities.md>)

Tags: [attacks](<https://devfeed.tech/tags/attacks.md>), [computer-help](<https://devfeed.tech/tags/computer-help.md>), [computer-security](<https://devfeed.tech/tags/computer-security.md>), [computers](<https://devfeed.tech/tags/computers.md>), [cyberattack](<https://devfeed.tech/tags/cyberattack.md>), [imminent-attack](<https://devfeed.tech/tags/imminent-attack.md>), [infosec](<https://devfeed.tech/tags/infosec.md>), [infosec-computer-security](<https://devfeed.tech/tags/infosec-computer-security.md>), [kiteworks](<https://devfeed.tech/tags/kiteworks.md>), [law-enforcement](<https://devfeed.tech/tags/law-enforcement.md>), [linux](<https://devfeed.tech/tags/linux.md>), [mac](<https://devfeed.tech/tags/mac.md>), [malware](<https://devfeed.tech/tags/malware.md>), [malware-removal](<https://devfeed.tech/tags/malware-removal.md>), [secure-file-sharing](<https://devfeed.tech/tags/secure-file-sharing.md>), [secure-file-transfer](<https://devfeed.tech/tags/secure-file-transfer.md>), [security](<https://devfeed.tech/tags/security.md>), [server](<https://devfeed.tech/tags/server.md>), [shutdown](<https://devfeed.tech/tags/shutdown.md>), [spyware](<https://devfeed.tech/tags/spyware.md>), [support](<https://devfeed.tech/tags/support.md>), [tech-support](<https://devfeed.tech/tags/tech-support.md>), [technical-support](<https://devfeed.tech/tags/technical-support.md>), [threat-intelligence](<https://devfeed.tech/tags/threat-intelligence.md>), [version](<https://devfeed.tech/tags/version.md>), [virus](<https://devfeed.tech/tags/virus.md>), [virus-removal](<https://devfeed.tech/tags/virus-removal.md>), [windows](<https://devfeed.tech/tags/windows.md>), [zero-day](<https://devfeed.tech/tags/zero-day.md>), [zero-day-attack](<https://devfeed.tech/tags/zero-day-attack.md>)

## AI overview

Kiteworks advised customers worldwide to shut down their servers for six hours after receiving credible intelligence from law enforcement about a potentially imminent attack. The company said the warning was precautionary, reported no confirmed compromise, and stated that known vulnerabilities were addressed in release 9.5.1.

## Source excerpt

Secure file-sharing software company Kiteworks is urging customers worldwide to temporarily shut down their servers on Saturday for a six-hour window after receiving threat intelligence warning of a potentially imminent cyberattack. [...]