Vulnerability Details CVE-2026-2858
A vulnerability was identified in wren-lang wren up to 0.4.0. This affects the function peekChar of the file src/vm/wren_compiler.c of the component Source File Parser. Such manipulation leads to out-of-bounds read. The attack needs to be performed locally. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 1.9%
CVSS Severity
CVSS v3 Score 3.3
CVSS v2 Score 1.7
References