CVE-2025-47183: Gstreamer

Medium severity, CVSS 6.6. EPSS: 0.2% chance of exploitation in the next 30 days.

In GStreamer through 1.26.1, the isomp4 plugin's qtdemux_parse_tree function may read past the end of a heap buffer while parsing an MP4 file, leading to information disclosure.

Affected products

• Gstreamer Gstreamer: before 1.26.2 (fixed in 1.26.2)

Published 2025-08-07. Last modified 2026-06-17.