---
title: "CVE-2026-111183: GStreamer - Remote Code Execution"
description: "GStreamer contains a heap-based buffer overflow caused by improper validation of RTP payload length in rtpL16depay, letting remote attackers execute arbitrary code, exploit requires interaction with the library."
url: https://panop.io/threat-heartbeat/CVE-2026-111183/
---

# CVE-2026-111183 GStreamer - Remote Code Execution

GStreamer contains a heap-based buffer overflow caused by improper validation of RTP payload length in rtpL16depay, letting remote attackers execute arbitrary code, exploit requires interaction with the library.

CVSS base score 9.8 /10

Critical

CISA KEV

Not listed

Public exploit

None known

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-111183)

## Details

Type

Remote Code Execution

Impact

Remote Code Execution

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Published

21 October 2026

Updated

22 October 2026

Weakness

[CWE-122](https://cwe.mitre.org/data/definitions/122.html)

## Vendor fix

Update to the latest version of GStreamer.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-111183](https://nvd.nist.gov/vuln/detail/CVE-2026-111183)
- [https://gitlab.freedesktop.org/gstreamer/gstreamer/-/commit/80c184b4c5ee8ba28b2540ba58f40b8d44b61622](https://gitlab.freedesktop.org/gstreamer/gstreamer/-/commit/80c184b4c5ee8ba28b2540ba58f40b8d44b61622)
- [https://www.zerodayinitiative.com/advisories/ZDI-26-775/](https://www.zerodayinitiative.com/advisories/ZDI-26-775/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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