CVE-2025-30411
Received Received - Intake

Improper Authentication in Acronis Cyber Protect Causes Data Exposure

Publication date: 2026-02-20

Last updated on: 2026-03-12

Assigner: Acronis International GmbH

Description
Sensitive data disclosure and manipulation due to improper authentication. The following products are affected: Acronis Cyber Protect 16 (Linux, Windows) before build 39938, Acronis Cyber Protect 15 (Linux, Windows) before build 41800.

CVSS Scores

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Meta Information

Published
2026-02-20
Last Modified
2026-03-12
Generated
2026-07-06
AI Q&A
2026-02-20
EPSS Evaluated
2026-07-05
NVD
CVE-2025-30411
EUVD
EUVD-2025-207671

Affected Vendors & Products

Showing 11 associated CPEs
Vendor Product Version / Range
acronis cyber_protect 15
acronis cyber_protect 15
acronis cyber_protect 15
acronis cyber_protect 15
acronis cyber_protect 15
acronis cyber_protect 15
acronis cyber_protect 15
acronis cyber_protect 16
acronis cyber_protect 16
acronis cyber_protect 16
acronis cyber_protect 16

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-1390 The product uses an authentication mechanism to restrict access to specific users or identities, but the mechanism does not sufficiently prove that the claimed identity is correct.

Attack-Flow Graph

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Executive Summary

This vulnerability involves sensitive data disclosure and manipulation caused by improper authentication mechanisms in certain versions of Acronis Cyber Protect 15 and 16. Essentially, the affected products do not properly verify user credentials, which allows unauthorized users to access and potentially alter sensitive information.

Impact Analysis

The impact of this vulnerability is severe, as indicated by its maximum CVSS score of 10.0. An attacker can remotely exploit this flaw without any privileges or user interaction, leading to complete compromise of confidentiality, integrity, and availability of the affected system. This means sensitive data can be disclosed or manipulated, potentially causing data breaches, loss of trust, and operational disruptions.

Compliance Impact

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Detection Guidance

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Mitigation Strategies

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