Auth bypass in Acronis Cyber Protect 17
CVE-2025-11791
Sensitive information disclosure and manipulation due to insufficient authorization checks. The following products are affected: Acronis Cyber Protect 17 (Linux, macOS, Windows) before build 41186, Acronis Cyber Protect Cloud Agent (Linux, macOS, Windows) before build 41124.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.001 (0.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000
Affected products
- Acronis Cyber Protect 17 — versions unspecified
- Acronis Cyber Protect Cloud Agent — versions unspecified
- Acronis Agent
- Acronis Cyber Protect
- Apple macOS
- Linux Kernel
- Microsoft Windows
Weakness classification (CWE)
References
- security-advisory.acronis.com/advisories/SEC-9405 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-11791?
- CVE-2025-11791 is a high-severity vulnerability in Acronis Cyber Protect 17, classified under Missing Authorization. CVSS score: 7.1/10. Published 2026-03-06.
- How severe is CVE-2025-11791?
- High severity. CVSS v3 base score is 7.1 out of 10.