CVE-2026-3386
A flaw has been found in wren-lang wren up to 0.4.0. Affected by this vulnerability is the function emitOp of the file src/vm/wren_compiler.c. This manipulation causes out-of-bounds read. It is possible to launch the attack on the local host. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Published:Mar 1, 2026
Last Modified:Apr 16, 2026
EPS:Mar 1, 2026
EPSS Score:0.00023
CVSS Score:3.3
Affected Products
Vendor
Product
Action
Vendor
Wren
Product
Wren
Wren
Wren
Vendor
Wren-lang
Product
Wren
Wren-lang
Wren
Exploits
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
