CVE-2026-86315

State: Published
Severity: 6.2 Medium
Published: Sep 7, 2026
Updated: Sep 8, 2026
Reserved: Sep 7, 2026

Description

An out-of-bounds write caused by numeric truncation Samsung Open Source Escargot on Linux x86-64 allows an attacker who can supply JavaScript for execution to corrupt native memory and crash the host process via a crafted class definition whose instance initialization entry count exceeds UINT16_MAX.

This issue affects Escargot: 5dc93606abd42b859045add05d704a038e197359.

Scores

CVSS	Score	Vector	Source
3.1	6.2 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	samsung.tv_appliance

Weaknesses

CWE-197 Numeric truncation error

Affected Products

Product	Versions
EscargotSamsung Opensource	5dc93606abd42b859045add05d704a038e197359Affected

References

https://github.com/Samsung/escargot/pull/1660

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