CVE-2026-21036: CWE-285: Improper Authorization in Samsung Mobile Samsung Internet
CVE-2026-21036 is an improper authorization vulnerability in Samsung Internet browser versions prior to 30.0.0.39. This flaw allows local attackers to access sensitive information without proper authorization. The vulnerability has a medium severity rating with a CVSS 4.0 score of 6.3. No official patch or remediation guidance has been provided yet by the vendor. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-21036) involves improper authorization in Samsung Internet browser before version 30.0.0.39, enabling local attackers to access sensitive information. The CVSS 4.0 vector indicates the attack requires local access with low complexity and no user interaction, and the impact affects confidentiality and integrity with high scope and impact. The vendor has not published an official fix or remediation guidance as of the data provided.
Potential Impact
Local attackers can exploit this vulnerability to gain unauthorized access to sensitive information within the Samsung Internet browser environment. The impact affects confidentiality and integrity, potentially exposing private data to unauthorized parties. There is no indication of remote exploitation or availability impact.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit local access to trusted users and monitor for suspicious activity related to Samsung Internet usage.
CVE-2026-21036: CWE-285: Improper Authorization in Samsung Mobile Samsung Internet
Description
CVE-2026-21036 is an improper authorization vulnerability in Samsung Internet browser versions prior to 30.0.0.39. This flaw allows local attackers to access sensitive information without proper authorization. The vulnerability has a medium severity rating with a CVSS 4.0 score of 6.3. No official patch or remediation guidance has been provided yet by the vendor. There are no known exploits in the wild at this time.
CVSS v4.0
Score 6.3medium
Affected software
pkg:github/samsungmobile/samsung-internetRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-21036) involves improper authorization in Samsung Internet browser before version 30.0.0.39, enabling local attackers to access sensitive information. The CVSS 4.0 vector indicates the attack requires local access with low complexity and no user interaction, and the impact affects confidentiality and integrity with high scope and impact. The vendor has not published an official fix or remediation guidance as of the data provided.
Potential Impact
Local attackers can exploit this vulnerability to gain unauthorized access to sensitive information within the Samsung Internet browser environment. The impact affects confidentiality and integrity, potentially exposing private data to unauthorized parties. There is no indication of remote exploitation or availability impact.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit local access to trusted users and monitor for suspicious activity related to Samsung Internet usage.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.806Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a22a609e29bf47b505aa298
Added to database: 06/05/2026, 10:33:45 UTC
Last enriched: 06/30/2026, 23:50:35 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 76
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