CVE-2026-18299CWE-416

CVE-2026-18299

High · published August 20, 2026

CVSS v3.0
7.8
EPSS
0%
Percentile
10.3
In the wild
Unconfirmed
What it is

GStreamer rtpsbcdepay Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation.

The specific flaw exists within the processing of RTP payload elements. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-29787.

The record
Technical detail
CVSS v3.0
7.8 · HIGH
Vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00207 · 10.3th percentile
Weakness
CWE-416 · Use After Free
Published
2026-08-20T21:17Z
Affected products (1)
ProductVersionsFixed in
gstreamer/gstreamer< 1.28.51.28.5
References (2)
EPSS history
Timeline
  • 20 AUG 16:22Z
    GStreamer rtpsbcdepay Use-After-Free Remote Code Execution Vulnerability
    cvelistv5