Cyber Resilience

CVE-2026-3085

HighUpdated

Published: 16 March 2026

Published
16 March 2026
Modified
30 June 2026
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0054 41.5th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-3085 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Gstreamer Gstreamer. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 41.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

GStreamer rtpqdm2depay Heap-based Buffer Overflow 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…

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the implementation. The specific flaw exists within the processing of X-QDM RTP payloads. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-28851.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
Why these techniques?

Remote heap buffer overflow in GStreamer RTP processing directly enables arbitrary code execution against exposed applications or services using the library.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2026-3083Same product: Gstreamer Gstreamer
CVE-2025-47219Same product: Gstreamer Gstreamer
CVE-2025-53511Shared CWE-122
CVE-2026-20868Shared CWE-122
CVE-2026-0006Shared CWE-122
CVE-2026-22828Shared CWE-122
CVE-2026-4395Shared CWE-122
CVE-2025-23317Shared CWE-122
CVE-2025-67896Shared CWE-122
CVE-2025-34523Shared CWE-122

Affected Assets

gstreamer
gstreamer
≤ 1.28.1

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References