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Authorization bypass in SemClipboardService prior to SMR Aug-2026 Release 1 allows local attackers to access clipboard data. (CVE-2026-21062)

0
Medium
Published: 08/10/2026 (08/10/2026, 09:31:22 UTC)
Source: GCVE Database

Description

An authorization bypass vulnerability exists in SemClipboardService prior to SMR Aug-2026 Release 1 that allows local attackers with limited privileges to access clipboard data without proper authorization. The vulnerability has a CVSS score of 3.3, indicating a medium severity level. There are no known exploits in the wild and no explicit patch information is provided.

CVSS v3.1

Score 3.3low

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/19/2026, 16:26:27 UTC

Technical Analysis

CVE-2026-21062 describes an authorization bypass vulnerability in SemClipboardService versions prior to SMR Aug-2026 Release 1. This flaw allows local attackers with low privileges to bypass authorization controls and access clipboard data. The vulnerability is classified under CWE-939 (Improper Authorization). The CVSS 3.1 vector indicates the attack requires local access with low complexity and privileges, no user interaction, and impacts confidentiality only with low severity.

Potential Impact

Local attackers with limited privileges can access clipboard data without proper authorization, potentially exposing sensitive information copied to the clipboard. There is no impact on integrity or availability reported. No known exploits are currently active in the wild.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since the vulnerability affects versions prior to SMR Aug-2026 Release 1, upgrading to that release or later may address the issue if the vendor has issued a fix. Until then, restrict local access to trusted users only.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-7mw8-p48c-365r
Osv Schema Version
1.4.0
Aliases
["CVE-2026-21062"]
Database Specific Severity
MODERATE
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6a79f0e3bf8831d539f62ecc

Added to database: 08/10/2026, 15:40:19 UTC

Last enriched: 08/19/2026, 16:26:27 UTC

Last updated: 09/24/2026, 01:47:41 UTC

Views: 91

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