A vulnerability was found in janet-lang janet up to 1.40.1. It has been classified as problematic. This affects the function os_strftime of the file src/core/os.c. Performing a manipulation results in out-of-bounds read.

This vulnerability is cataloged as CVE-2026-2241. The attack must be initiated from a local position. Furthermore, there is an exploit available.

To fix this issue, it is recommended to deploy a patch.