CVE-2026-47709: libheif before 1.22.0 (exclusive), < 1.22.0

CVE-2026-47709. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00183 (percentile 0.07432), scored 24-Oct-2026.

Affected technology

libheif · before 1.22.0 (exclusive)
struktur

libheif · < 1.22.0
strukturag

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Local · No privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 25-Oct-2026 01:30 UTC

CWE: CWE-476
CCR priority: 22.0 /100 (P4)
CVSS 3.1: 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H · NVD
EPSS: 0.00183 · percentile 0.07432 · 2026-10-24
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-25 01:28:19.133527+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-47709.html