Heap-based buffer overflow in the Fp_toString function in jsfunction.c in Artifex Software MuJS allows attackers to cause a denial of service (crash) via crafted input.
Severity
CVSS 3.0
7.5 high
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)