A vulnerability identified as critical has been detected in Samsung Devices . Affected by this vulnerability is an unknown functionality. Performing a manipulation results in improper check for unusual conditions. This vulnerability was named CVE-2026-21009 . The attack may be carried out on the physical device. There is no available exploit. Applying a patch is the recommended action to fix this issue.
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✦ AI Summary· Claude Sonnet
VDB-357094 · CVE-2026-21009 · GCVE-0-2026-21009
SAMSUNG DEVICES UNUSUAL CONDITION
HISTORYDIFFRELATEJSONXMLCTI
CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score
2.3 $0-$5k 0.57+
Summaryinfo
A vulnerability labeled as critical has been found in Samsung Devices. Affected by this issue is some unknown functionality. Executing a manipulation can lead to unusual condition. The identification of this vulnerability is CVE-2026-21009. The physical device can be targeted for the attack. There is no exploit available. It is best practice to apply a patch to resolve this issue.
Detailsinfo
A vulnerability classified as problematic was found in Samsung Devices (the affected version unknown). This vulnerability affects an unknown part. The manipulation with an unknown input leads to a unusual condition vulnerability. The CWE definition for the vulnerability is CWE-754. The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product. As an impact it is known to affect confidentiality. CVE summarizes:
Improper check for exceptional conditions in Recents prior to SMR Apr-2026 Release 1 allows physical attacker to bypass App Pinning.
The advisory is available at security.samsungmobile.com. This vulnerability was named CVE-2026-21009 since 12/11/2025. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.
Applying a patch is able to eliminate this problem.
Productinfo
Vendor
Samsung
Name
Devices
License
commercial
Website
Vendor: https://www.samsung.com/
CPE 2.3info
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CPE 2.2info
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CVSSv4info
VulDB Vector: 🔒
VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3info
VulDB Meta Base Score: 2.4
VulDB Meta Temp Score: 2.3
VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv2info
Vector Complexity Authentication Confidentiality Integrity Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploitinginfo
Class: Unusual condition
CWE: CWE-754
CAPEC: 🔒
ATT&CK: 🔒
Physical: Yes
Local: Yes
Remote: No
Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
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Threat Intelligenceinfo
Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
Countermeasuresinfo
Recommended: Patch
Status: 🔍
0-Day Time: 🔒
Timelineinfo
12/11/2025 CVE reserved
04/13/2026 +122 days Advisory disclosed
04/13/2026 +0 days VulDB entry created
04/13/2026 +0 days VulDB entry last update
Sourcesinfo
Vendor: samsung.com
Advisory: security.samsungmobile.com
Status: Confirmed
CVE: CVE-2026-21009 (🔒)
GCVE (CVE): GCVE-0-2026-21009
GCVE (VulDB): GCVE-100-357094
Entryinfo
Created: 04/13/2026 08:18
Changes: 04/13/2026 08:18 (64)
Complete: 🔍
Cache ID: 99:197:101
Discussion
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