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CVE-2026-41220: High Vulnerability in Acronis DeviceLock DLP and Cyber Protect Cloud Agent

A high-severity vulnerability (CVE-2026-41220) in Acronis DeviceLock DLP and Acronis Cyber Protect Cloud Agent allows local privilege escalation due to improper input validation. Organizations should address this vulnerability promptly to mitigate risks.

HIGHCVSS 7.8 · Published April 29, 2026

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CVE-2026-41220 is a high-severity vulnerability affecting Acronis DeviceLock DLP (Windows) before build 9.0.93212 and Acronis Cyber Protect Cloud Agent (Windows) before build 42183. This vulnerability allows local privilege escalation due to improper input validation, which poses significant risks to organizations using these products.

The CVSS score for this vulnerability is 7.8, indicating a high severity level. The vulnerability is classified under CWE-787, which refers to improper input validation. The urgency for organizations to address this vulnerability is high, as it can lead to unauthorized access and potentially compromise sensitive data.

Currently, the vulnerability status is awaiting analysis, and there is no indication of a known exploit or public proof of concept available. Given the high severity, organizations should prioritize patching immediately to protect their systems.

Organizations that utilize affected products must remain vigilant and monitor for any updates from Acronis regarding patches and remediation for this vulnerability.

Vulnerability Details

CVE-2026-41220 is a local privilege escalation vulnerability due to improper input validation, affecting Acronis DeviceLock DLP (Windows) versions prior to build 9.0.93212 and Acronis Cyber Protect Cloud Agent (Windows) versions before build 42183. The vulnerability was published on April 29, 2026, and is classified under CWE-787.

Technical Analysis

The root cause of CVE-2026-41220 lies in improper input validation within the affected Acronis products, which may allow an attacker with local access to escalate their privileges. The attack vector is local, requiring low complexity and low privileges to exploit. User interaction is not required, as the attacker can execute the attack without any additional actions from the user.

The impacts of this vulnerability are significant, with high confidentiality, integrity, and availability impact. An attacker exploiting this vulnerability could compromise sensitive information and disrupt services.

Risk & Impact Analysis

Organizations utilizing Acronis DeviceLock DLP and Cyber Protect Cloud Agent face considerable risk due to this vulnerability. The potential for local privilege escalation means that an attacker could gain unauthorized access to sensitive data, which is particularly concerning for organizations handling confidential information.

The urgency assessment based on the CVSS score of 7.8 indicates that organizations should prioritize patching immediately. The blast radius could include any systems running the affected software, and the implications of a successful exploit could be far-reaching.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

The affected versions include Acronis DeviceLock DLP (Windows) before build 9.0.93212 and Acronis Cyber Protect Cloud Agent (Windows) before build 42183. Organizations should ensure they are using the latest builds to mitigate this vulnerability.

Mitigation & Remediation

Organizations should monitor for updates from Acronis regarding patches for CVE-2026-41220. If patches are not yet available, organizations may apply configuration hardening techniques and restrict access to affected systems until an update is issued. For further information on penetration testing, organizations should consider engaging in penetration testing to identify and remediate similar vulnerabilities.

Detection Guidance

To detect potential exploitation of CVE-2026-41220, organizations should monitor logs for unusual access patterns and privilege escalations on systems running the affected software. Behavioral anomalies and failed login attempts may also indicate attempts to exploit this vulnerability.

AppSecure Threat Intelligence Insight

CVE-2026-41220 highlights the ongoing risk associated with software vulnerabilities in widely-used applications like Acronis. Organizations must remain vigilant and proactive in their security posture to guard against potential local privilege escalation vulnerabilities.

For comprehensive security assessments, organizations can refer to our application security assessment services, which can help identify vulnerabilities in their systems.

Additionally, leveraging our expertise in continuous penetration testing can further enhance an organization's ability to detect and respond to emerging threats.

In conclusion, as the threat landscape evolves, understanding vulnerabilities like CVE-2026-41220 is crucial for maintaining robust defenses.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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