CVE-2026-3385

LOW

wren-lang wren <=0.4.0 - Memory Corruption

Title source: llm

Description

A vulnerability was detected in wren-lang wren up to 0.4.0. Affected is the function resolveLocal of the file src/vm/wren_compiler.c. The manipulation results in uncontrolled recursion. Attacking locally is a requirement. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

References (6)

[Third Party Advisory] https://github.com/oneafter/0122/blob/main/i1218/repro

View Writeup ZIP pw:eip

[Various Sources] https://github.com/wren-lang/wren/

View Writeup ZIP pw:eip

[Issue Tracking] https://github.com/wren-lang/wren/issues/1218

[Permissions Required, VDB Entry] https://vuldb.com/?ctiid.348271

[Permissions Required, VDB Entry] https://vuldb.com/?id.348271

[Permissions Required, VDB Entry] https://vuldb.com/?submit.761305

Scores

CVSS v3 3.3

EPSS 0.0001

EPSS Percentile 2.6%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Classification

CWE

CWE-404 CWE-674

Status draft

Timeline

Published Mar 01, 2026

Tracked Since Mar 01, 2026