CVE-2026-21132: CWE-20: Improper Input Validation in Samsung Mobile Samsung Internet
Description
CVE-2026-21132 is an improper input validation vulnerability in Samsung Internet browser versions prior to 30.0.5.24. This flaw allows remote attackers to inject arbitrary scripts, but requires user interaction to trigger the vulnerability. The issue is classified under CWE-20. The vulnerability has a medium severity with a CVSS 4.0 base score of 6. No specific affected versions or patch information is provided in the input data.
CVSS v4.0
Score 6.0medium
Affected software
Samsung Mobile
Samsung Internet
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper input validation in Samsung Internet browser before version 30.0.5.24. Remote attackers can exploit this flaw by injecting arbitrary scripts, which requires user interaction to be triggered. The vulnerability is identified as CWE-20 and has a CVSS 4.0 score of 6, indicating medium severity. No known exploits in the wild or vendor patch information are provided in the data.
Potential Impact
Successful exploitation could allow remote attackers to inject arbitrary scripts into the Samsung Internet browser, potentially leading to script execution in the context of the user. However, exploitation requires user interaction, which limits the risk. There is no indication of privilege escalation, denial of service, or other impacts.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should update Samsung Internet to version 30.0.5.24 or later once the vendor confirms the fix. Until then, exercise caution with untrusted links or content requiring user interaction.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.833Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6acc6a3e2cdf04f656613735
Added to database: 10/12/2026, 05:03:58 UTC
Last enriched: 10/12/2026, 05:18:53 UTC
Last updated: 10/12/2026, 18:57:56 UTC
Views: 19
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