Synology NAS Ransomware Hits Outdated DSM

By Editorial Team | November 4, 2026
Synology NAS ransomware C3RB3R: attackers encrypt devices running outdated DSM versions, update DSM and keep an offline backup, November 2026

Synology NAS ransomware is hitting devices that run outdated DSM versions. On October 29, Synology said attackers are exploiting a vulnerability it patched in December 2024 to encrypt data and demand a ransom. Qihoo 360 names the malware C3RB3R, a Cerber variant. As of November 2, which flaw gets attackers in is disputed, and neither…

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