CVE-2026-3385

LOW

wren-lang wren <=0.4.0 - Memory Corruption

Title source: llm
STIX 2.1

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)

Core 6
Core References
Permissions Required, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.348271
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.348271
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.761305
Issue Tracking issue-tracking
https://github.com/wren-lang/wren/issues/1218

Scores

CVSS v3 3.3
EPSS 0.0017
EPSS Percentile 6.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-404 CWE-674
Status published
Products (1)
wren/wren < 0.4.0
Published Mar 01, 2026
Tracked Since Mar 01, 2026