CVE-2026-111123EPSS p8.9%

CVE-2026-111123CVE-2026-111123

Description

FluidSynth through 2.6.1 contains an out-of-bounds write vulnerability that allows attackers to corrupt heap and stack memory by supplying unvalidated SoundFont modulator destination values. Attackers can craft an SF2 file with PMOD/IMOD destinations of 63 to 255 that, when loaded and played, write past the voice generator array and updated_gen_bit, causing memory corruption and crashes.

Scoring

CVSS 6.1 ()
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
EPSS0.20% probability of exploitation · percentile 8.9% · 2026-10-17T12:00:28Z
Last modified2026-10-15
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.