high7.3
CVE-2026-86716
A vulnerability was determined in Cesanta mJS up to 1.26.
Impact
A vulnerability was determined in Cesanta mJS up to 1.26. Affected is the function skip_spaces_and_comments of the file src/mjs_tok.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 project was informed of the problem early through an issue report but has not responded yet.
Affected products
| Product | Affected versions |
|---|---|
| Cesanta MJS | before 1.26. |
Versions were read from the advisory text. No structured product data has been published for this record yet.