Out-of-bounds Read Affecting gpac/gpac package, versions [,26.02.0)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-UNMANAGED-GPACGPAC-17391895
- published21 Jun 2026
- disclosed15 Jun 2026
- creditUnknown
Introduced: 15 Jun 2026
CVE-2025-55663 (opens in a new tab)How to fix?
Upgrade gpac/gpac to version 26.02.0 or higher.
Overview
Affected versions of this package are vulnerable to Out-of-bounds Read in the Track_SetStreamDescriptor function. An attacker can cause the application to crash by supplying a specially crafted MP4 file.