What’s Vulnerable › Vulnerabilities

CVE-2025-55667

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-19 · updated 2026-10-28
• Weakness: CWE-119

Description

A segmentation violation in the dump_isom_saps function (/mp4box/filedump.c) of GPAC MP4Box v2.5-DEV-rev1672-gc9a31d0e1-masterallows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.

References

• https://github.com/gpac/gpac/commit/e6d01820d7bf3967d931fedb379ee5f209bc133b
• https://github.com/gpac/gpac/issues/3321
• https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/57/57_dump_isom_saps_filedump_c_1743
• https://infosec.exchange/@sigdevel/117456648463009125
• http://www.openwall.com/lists/oss-security/2026/10/20/8
• https://github.com/gpac/gpac/issues/3321
• https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/57/57_dump_isom_saps_filedump_c_1743

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