What is CVE-2025-32991?

CVE-2025-32991 is a critical-severity vulnerability in N2w Backup\& Recovery, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 9.0/10. Published 2026-03-25.

How severe is CVE-2025-32991?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Vulnerability in N2w Backup\& Recovery

CVE-2025-32991

In N2WS Backup & Recovery before 4.4.0, a two-step attack against the RESTful API results in remote code execution.

Vulnerability class: Race Condition

EPSS: 0.003 (26.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

N2w Backup\&_recovery
N/a — versions n/a

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

cve@mitre.org (Product)
cve@mitre.org (Vendor Advisory)

Frequently asked questions

What is CVE-2025-32991?: CVE-2025-32991 is a critical-severity vulnerability in N2w Backup\& Recovery, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 9.0/10. Published 2026-03-25.
How severe is CVE-2025-32991?: Critical severity. CVSS v3 base score is 9.0 out of 10.