What is CVE-2026-28718?

CVE-2026-28718 is a high-severity vulnerability in Acronis Cyber Protect 17, classified under CWE-779. CVSS score: 7.5/10. Published 2026-03-06.

How severe is CVE-2026-28718?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Acronis Cyber Protect 17

CVE-2026-28718

Denial of service due to insufficient input validation in authentication logging. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 41186.

EPSS: 0.003 (26.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

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

Weakness classification (CWE)

CWE-779

References

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

Frequently asked questions

What is CVE-2026-28718?: CVE-2026-28718 is a high-severity vulnerability in Acronis Cyber Protect 17, classified under CWE-779. CVSS score: 7.5/10. Published 2026-03-06.
How severe is CVE-2026-28718?: High severity. CVSS v3 base score is 7.5 out of 10.