Cyber Resilience

CVE-2026-40446

MediumUpdated

Published: 13 April 2026

Published
13 April 2026
Modified
02 June 2026
KEV Added
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Patch
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CVSS Score v3.1 6.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H
EPSS Score 0.0023 13.8th percentile
Risk Priority 35 floored blend · peak EPSS

Summary

CVE-2026-40446 is a medium-severity Type Confusion (CWE-843) vulnerability in Samsung Escargot. Its CVSS base score is 6.9 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Client Execution (T1203); ranked at the 13.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Access of resource using incompatible type ('type confusion') vulnerability in Samsung Open Source Escargot allows Pointer Manipulation.This issue affects Escargot: 97e8115ab1110bc502b4b5e4a0c689a71520d335.

CWE(s)
CWE-843

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1203 Exploitation for Client Execution Execution
Adversaries may exploit software vulnerabilities in client applications to execute code.
attack.mitre.org →
T1068 Exploitation for Privilege Escalation Privilege Escalation
Adversaries may exploit software vulnerabilities in an attempt to elevate privileges.
attack.mitre.org →
Why these techniques?

Type confusion in JS engine enables pointer manipulation for memory corruption leading to client execution or privilege escalation via crafted scripts.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

Affected Assets

samsung
escargot
2026-03-28

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References