CVE-2026-86315

Name of the Vulnerable Software and Affected Versions Samsung Open Source Escargot version 5dc93606abd42b859045add05d704a038e197359

Description An out-of-bounds write occurs due to numeric truncation on Linux x86-64. An attacker capable of executing JavaScript can corrupt native memory and crash the host process by using a crafted class definition where the instance initialization entry count exceeds UINT16 MAX (the maximum value an unsigned 16-bit integer can hold).

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.