CVE-2026-86716 Cesanta mJS mjs_tok.c skip_spaces_and_comments heap-based overflow

A vulnerability was determined in Cesanta mJS up to 1.26. Affected is the function skipspacesandcomments of the file src/mjstok.c. Executing a manipulation can lead to heap-based buffer overflow. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The...