Quorum
Depends
Confidence: Low
Fit for organizations running critical on-prem servers that cannot tolerate downtime, often via MSPs.
Comparison
Quorum and Veeam Software both land on Depends.
Fit for organizations running critical on-prem servers that cannot tolerate downtime, often via MSPs.
Buy if you run VMware-heavy or hybrid estates and can staff patching and administration.
| Compare | Quorum | Veeam Software |
|---|---|---|
| Verdict | Depends | Depends |
| Best for | On-prem server shops | VMware-heavy mid-size and enterprise IT |
| Who it's not for | Cloud-only startups . no servers to recover | Home labs and solo operators . snapshots are free |
| Privacy | One known XSS vulnerability (CVE-2024-44449) in onQ OS v6.0; no broader public vulnerability history found in the sources reviewed.⁴ | Active attack target: multiple critical Backup & Replication CVEs in 2025-2026; patch immediately and isolate backup servers.16 |
| Support quality | No direct support evidence found | No reliable rating evidence in sources reviewed. |
| Public sentiment | Usable feedback is scarce: one G2 reviewer reports near-decade-long use and an MSP reports a long-term customer, while most online 'Quorum' reviews cover unrelated products.² | IT pros default-recommend Veeam for backups, but Reddit threads flag bloat, performance dips, and M365 backup frustrations.15 |
| Biggest gotcha | XSS (CVE-2024-44449) disclosed in onQ OS v6.0 . confirm patch status before buying.⁴ | Backup servers are prime ransomware targets; patch cycles are relentless. |