What is CVE-2026-28710?

CVE-2026-28710 is a critical-severity vulnerability in Acronis Cyber Protect 17, classified under Weak Authentication. CVSS score: 9.8/10. Published 2026-03-06.

How severe is CVE-2026-28710?

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

Vulnerability in Acronis Cyber Protect 17

CVE-2026-28710

Sensitive information disclosure and manipulation due to improper authentication. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 41186.

EPSS: 0.004 (33.6th 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

Acronis Cyber Protect 17 — versions unspecified
Acronis Cyber_protect
Linux Linux_kernel
Microsoft Windows

Weakness classification (CWE)

CWE-1390 — Weak Authentication

References

security@acronis.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-28710?: CVE-2026-28710 is a critical-severity vulnerability in Acronis Cyber Protect 17, classified under Weak Authentication. CVSS score: 9.8/10. Published 2026-03-06.
How severe is CVE-2026-28710?: Critical severity. CVSS v3 base score is 9.8 out of 10.