What is CVE-2026-5965?

CVE-2026-5965 is a critical-severity vulnerability in Newsoft Newsoftoa, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-04-21.

How severe is CVE-2026-5965?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Newsoft Newsoftoa

CVE-2026-5965

NewSoftOA developed by NewSoft has an OS Command Injection vulnerability, allowing unauthenticated local attackers to inject arbitrary OS commands and execute them on the server.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.108 (93.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Newsoft Newsoftoa — versions 0

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

twcert@cert.org.tw (third-party-advisory)
twcert@cert.org.tw (third-party-advisory)

Frequently asked questions

What is CVE-2026-5965?: CVE-2026-5965 is a critical-severity vulnerability in Newsoft Newsoftoa, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-04-21.
How severe is CVE-2026-5965?: Critical severity. CVSS v3 base score is 9.8 out of 10.