CVE-2023-49549

HIGH 7.5EPSS 0.8%

An issue in Cesanta mjs 2.20.0 allows a remote attacker to cause a denial of service via the mjs_getretvalpos function in the msj.c file.

CVSS v3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.76% chance of exploitation in the next 30 days, 53th percentile
Published: 2024-01-02
Updated: 2025-06-16

Proof-of-concept exploits (1)

cesanta/mjs/issues/251

References

Related