CVE-2026-27774 Vulnerability Analysis & Exploit Details

CVE-2026-27774
Vulnerability Scoring

6.7
/10
High Risk

If left unpatched, CVE-2026-27774 could lead to major system disruptions or data loss.

Attack Complexity Details

  • Attack Complexity: High
    Exploits require significant effort and special conditions.
  • Attack Vector: Local
    Vulnerability requires local system access.
  • Privileges Required: Low
    Some privileges are necessary to exploit the vulnerability.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: Required
    User interaction is necessary for successful exploitation.

CVE-2026-27774 Details

Status: Analyzed

Last updated: 🕟 20 Apr 2026, 16:38 UTC
Originally published on: 🕕 02 Apr 2026, 18:16 UTC

Time between publication and last update: 17 days

CVSS Release: version 3

CVSS3 Source

security@acronis.com

CVSS3 Type

Secondary

CVSS3 Vector

CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

CVE-2026-27774 Vulnerability Summary

CVE-2026-27774: Local privilege escalation due to DLL hijacking vulnerability. The following products are affected: Acronis True Image (Windows) before build 42902.

Assessing the Risk of CVE-2026-27774

Access Complexity Graph

The exploitability of CVE-2026-27774 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2026-27774

This vulnerability, CVE-2026-27774, requires a high level of attack complexity and low privileges, making it difficult but not impossible to exploit. Organizations should ensure robust security configurations to mitigate risks.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2026-27774, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2026-27774, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: High
    Exploiting CVE-2026-27774 can result in unauthorized access to sensitive data, severely compromising data privacy.
  • Integrity: High
    CVE-2026-27774 could allow unauthorized modifications to data, potentially affecting system reliability and trust.
  • Availability: High
    CVE-2026-27774 can disrupt system operations, potentially causing complete denial of service (DoS).

CVE-2026-27774 References

External References

CWE Common Weakness Enumeration

CWE-427

CAPEC Common Attack Pattern Enumeration and Classification

  • Leveraging/Manipulating Configuration File Search Paths CAPEC-38 This pattern of attack sees an adversary load a malicious resource into a program's standard path so that when a known command is executed then the system instead executes the malicious component. The adversary can either modify the search path a program uses, like a PATH variable or classpath, or they can manipulate resources on the path to point to their malicious components. J2EE applications and other component based applications that are built from multiple binaries can have very long list of dependencies to execute. If one of these libraries and/or references is controllable by the attacker then application controls can be circumvented by the attacker.
  • Search Order Hijacking CAPEC-471 An adversary exploits a weakness in an application's specification of external libraries to exploit the functionality of the loader where the process loading the library searches first in the same directory in which the process binary resides and then in other directories. Exploitation of this preferential search order can allow an attacker to make the loading process load the adversary's rogue library rather than the legitimate library. This attack can be leveraged with many different libraries and with many different loading processes. No forensic trails are left in the system's registry or file system that an incorrect library had been loaded.

Vulnerable Configurations

  • cpe:2.3:a:acronis:true_image:-:*:*:*:*:android:*:*
    cpe:2.3:a:acronis:true_image:-:*:*:*:*:android:*:*
  • cpe:2.3:a:acronis:true_image:-:*:*:*:*:iphone_os:*:*
    cpe:2.3:a:acronis:true_image:-:*:*:*:*:iphone_os:*:*
  • cpe:2.3:a:acronis:true_image:-:*:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:-:*:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:-:*:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:-:*:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:-:*:*:*:*:-:*:*
    cpe:2.3:a:acronis:true_image:-:*:*:*:*:-:*:*
  • cpe:2.3:a:acronis:true_image:2016:*:*:*:*:android:*:*
    cpe:2.3:a:acronis:true_image:2016:*:*:*:*:android:*:*
  • cpe:2.3:a:acronis:true_image:2016:*:*:*:*:iphone_os:*:*
    cpe:2.3:a:acronis:true_image:2016:*:*:*:*:iphone_os:*:*
  • cpe:2.3:a:acronis:true_image:2016:*:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2016:*:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2016:*:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2016:*:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2016:*:*:*:*:-:*:*
    cpe:2.3:a:acronis:true_image:2016:*:*:*:*:-:*:*
  • cpe:2.3:a:acronis:true_image:2017:*:*:*:*:android:*:*
    cpe:2.3:a:acronis:true_image:2017:*:*:*:*:android:*:*
  • cpe:2.3:a:acronis:true_image:2017:*:*:*:*:iphone_os:*:*
    cpe:2.3:a:acronis:true_image:2017:*:*:*:*:iphone_os:*:*
  • cpe:2.3:a:acronis:true_image:2017:*:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2017:*:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2017:*:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2017:*:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2017:*:*:*:*:-:*:*
    cpe:2.3:a:acronis:true_image:2017:*:*:*:*:-:*:*
  • cpe:2.3:a:acronis:true_image:2018:*:*:*:*:android:*:*
    cpe:2.3:a:acronis:true_image:2018:*:*:*:*:android:*:*
  • cpe:2.3:a:acronis:true_image:2018:*:*:*:*:iphone_os:*:*
    cpe:2.3:a:acronis:true_image:2018:*:*:*:*:iphone_os:*:*
  • cpe:2.3:a:acronis:true_image:2018:*:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2018:*:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2018:*:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2018:*:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2018:*:*:*:*:-:*:*
    cpe:2.3:a:acronis:true_image:2018:*:*:*:*:-:*:*
  • cpe:2.3:a:acronis:true_image:2019:*:*:*:*:android:*:*
    cpe:2.3:a:acronis:true_image:2019:*:*:*:*:android:*:*
  • cpe:2.3:a:acronis:true_image:2019:*:*:*:*:iphone_os:*:*
    cpe:2.3:a:acronis:true_image:2019:*:*:*:*:iphone_os:*:*
  • cpe:2.3:a:acronis:true_image:2019:*:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2019:*:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2019:*:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2019:*:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2019:*:*:*:*:-:*:*
    cpe:2.3:a:acronis:true_image:2019:*:*:*:*:-:*:*
  • cpe:2.3:a:acronis:true_image:2019:1:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2019:1:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2019:2:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2019:2:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2019:3:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2019:3:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2020:*:*:*:*:android:*:*
    cpe:2.3:a:acronis:true_image:2020:*:*:*:*:android:*:*
  • cpe:2.3:a:acronis:true_image:2020:*:*:*:*:iphone_os:*:*
    cpe:2.3:a:acronis:true_image:2020:*:*:*:*:iphone_os:*:*
  • cpe:2.3:a:acronis:true_image:2020:*:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2020:*:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2020:*:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2020:*:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2020:*:*:*:*:-:*:*
    cpe:2.3:a:acronis:true_image:2020:*:*:*:*:-:*:*
  • cpe:2.3:a:acronis:true_image:2020:-:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2020:-:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2021:*:*:*:*:android:*:*
    cpe:2.3:a:acronis:true_image:2021:*:*:*:*:android:*:*
  • cpe:2.3:a:acronis:true_image:2021:*:*:*:*:iphone_os:*:*
    cpe:2.3:a:acronis:true_image:2021:*:*:*:*:iphone_os:*:*
  • cpe:2.3:a:acronis:true_image:2021:*:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2021:*:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2021:*:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2021:*:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2021:*:*:*:*:-:*:*
    cpe:2.3:a:acronis:true_image:2021:*:*:*:*:-:*:*
  • cpe:2.3:a:acronis:true_image:2021:-:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2021:-:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2021:-:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2021:-:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2021:1:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2021:1:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2021:update_1:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2021:update_1:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2021:update_1:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2021:update_1:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2021:update_2:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2021:update_2:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2021:update_2:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2021:update_2:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2021:update_3:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2021:update_3:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2021:update_3:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2021:update_3:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2021:update_4:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2021:update_4:*:*:*:windows:*:*
  • cpe:2.3:a:acronis:true_image:2021:update_4:*:*:*:macos:*:*
    cpe:2.3:a:acronis:true_image:2021:update_4:*:*:*:macos:*:*
  • cpe:2.3:a:acronis:true_image:2021:update_5:*:*:*:windows:*:*
    cpe:2.3:a:acronis:true_image:2021:update_5:*:*:*:windows:*:*

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