Vulnerability in Acronis Cyber Protect Cloud Agent

CVE-2025-48959

Local privilege escalation due to insecure file permissions. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 40077.

EPSS: 0.001 (1.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-48959?
CVE-2025-48959 is a medium-severity vulnerability in Acronis Cyber Protect Cloud Agent, classified under Incorrect Default Permissions. CVSS score: 6.7/10. Published 2025-06-04.
How severe is CVE-2025-48959?
Medium severity. CVSS v3 base score is 6.7 out of 10.
Is CVE-2025-48959 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.