SEPTEMBER 17, 2026
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Case File

CVE-2026-18393

MEDIUM · CVSS 5.4 EPSS 0.26% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-28 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A vulnerability in FFmpeg's tdsc_load_cursor() function allows for heap buffer overflow when processing malicious TDSC cursor data. This could enable remote attackers to execute arbitrary code or cause a denial of service by supplying specially crafted video files. Organizations using FFmpeg should prioritize patching this flaw to mitigate potential exploitation risks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-18393
Severity
MEDIUM
CVSS
5.4
EPSS
0.26%

Original NVD Description

A flaw was found in FFmpeg. The tdsc_load_cursor() function writes beyond the bounds of a heap-allocated buffer when processing crafted TDSC cursor data. A remote attacker could exploit this by supplying a specially crafted video file, potentially leading to a denial of service or arbitrary code execution.