What is CVE-2026-41220?

CVE-2026-41220 is a high-severity vulnerability in Acronis Cyber Protect Cloud Agent, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-04-29.

How severe is CVE-2026-41220?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Acronis Cyber Protect Cloud Agent

CVE-2026-41220

Local privilege escalation due to improper input validation. The following products are affected: Acronis DeviceLock DLP (Windows) before build 9.0.93212, Acronis Cyber Protect Cloud Agent (Windows) before build 42183.

Vulnerability class: Buffer Overflow

EPSS: 0.000 (5.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Acronis Cyber Protect Cloud Agent — versions unspecified
Acronis Devicelock Dlp — versions unspecified

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

security@acronis.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-41220?: CVE-2026-41220 is a high-severity vulnerability in Acronis Cyber Protect Cloud Agent, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-04-29.
How severe is CVE-2026-41220?: High severity. CVSS v3 base score is 7.8 out of 10.