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CVE-2026-84383Proof of concept (PoC) published · CISASuited to automated attack · CISA

libheif: Heap buffer overflow in `scale_nearest_neighbor()` via duplicate Alpha planes from nested `iden`/`auxl` items

CVSS score

9.8

EPSS probability

%0.6

Risk score

0.1

Published

1 mo ago

OverviewPublic Exploits (1)NewsroomVulnerability Timeline

Public Exploits · GitHub and Metasploit Intelligence

This tab scans the sources that NVD labels as exploits, GitHub repositories matching the CVE identifier and Rapid7 Metasploit Framework modules. Only links to sources that were actually found are shown.

G
dinosn/libheif-cve-2026-84383-lab
GitHub

Docker lab for validating CVE-2026-84383 in libheif through Discourse (★2)

Public PoCSource updated: 30.09.2026 03:57:50

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