CVE-2025-55642

GPAC MP4Box v2.4 was discovered to contain a floating point exception in the avidmx_process function (isomedia/isom_write.c).

CVSS 3.1

6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-25)

CWE

CWE-369

Published

2026-06-15

Modified

2026-10-12

Record from

the NVD, synced 2026-10-19

Affected

• gpac:gpac

References

• https://infosec.exchange/@sigdevel/116736787186993437
• http://www.openwall.com/lists/oss-security/2026/06/13/8

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