What is the CVSS score of CVE-2024-52928?

CVE-2024-52928 has a CVSS 3.1 base score of 9.6 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L. EPSS exploitation probability: 0.1%.

Which versions of Arc are affected by CVE-2024-52928?

Organizations using Arc before 1.26.1 on Windows face critical risk from CVE-2024-52928, a improper access control vulnerability rated CVSS 9.6.

How to fix or mitigate CVE-2024-52928?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Monitor vendor channels for patch availability.

Arc CVE-2024-52928

EUVD-2024-54706 CRITICAL

Improper Access Control (CWE-284)

2025-06-26 cve@mitre.org

Microsoft Authentication Bypass Arc Windows

9.6

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.6 CRITICAL

AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

Low

Lifecycle Timeline

EUVD ID Assigned

Mar 15, 2026 - 23:54 euvd

EUVD-2024-54706

Analysis Generated

Mar 15, 2026 - 23:54 vuln.today

CVE Published

Jun 26, 2025 - 17:15 nvd

CRITICAL 9.6

DescriptionCVE.org

Arc before 1.26.1 on Windows has a bypass issue in the site settings that allows websites (with previously granted permissions) to add new permissions when the user clicks anywhere on the website.

Analysis

Arc before 1.26.1 on Windows has a bypass issue in the site settings that allows websites (with previously granted permissions) to add new permissions when the user clicks anywhere on the website.