Threat Intelligence / CVE / CVE-2026-8461

CVE-2026-8461

CVSS 8.8 (HIGH) · EPSS 0.3% · Priority 5.4/10 · Published 2026-06-18

As of 2026-06-19, CVE-2026-8461 is a CVSS 8.8 (HIGH-severity) vulnerability. EPSS exploitation probability 0.3%. Threadlinqs Intelligence tracks 1 threat exploiting it.

Last updated: 2026-06-19

An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can be exploited for remote code execution. This vulnerability is associated with the file libavcodec/magicyuv.C. This issue affects FFmpeg before version 8.1.2.

CVSS v3 vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-787

Threats tracking this CVE

CVE-2026-8461 (PixelSmash): Heap Out-of-Bounds Write in FFmpeg libavcodec MagicYUV Decoder — HIGH

References

https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/23159

Full detection coverage & IOCs for threats exploiting CVE-2026-8461 are available via the Threadlinqs MCP server (Purple tier). View plans →

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Enriched from CVE.org, NVD (this product uses the NVD API but is not endorsed or certified by the NVD), FIRST EPSS, CISA KEV, and GitHub Security Advisories.