CVE-2026-3387 | wren-lang wren up to 0.4.0 src/vm/wren_compiler.c getByteCountForArguments null pointer dereference (Issue 1220)

February 28, 2026 Yanac

A vulnerability categorized as problematic has been discovered in wren-lang wren up to 0.4.0. Affected by this issue is the function getByteCountForArguments of the file src/vm/wren_compiler.c. Such manipulation leads to null pointer dereference.

This vulnerability is uniquely identified as CVE-2026-3387. Local access is required to approach this attack. Moreover, an exploit is present.

The project was informed of the problem early through an issue report but has not responded yet.VulDB Recent EntriesRead More