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CVE-2026-47247

HIGH · CVSS 7.5 Public Exploit

Kaynak: NVD + CISA KEV + EPSS · Yayınlanma: 2026-07-21T22:17:12.643 · Çekilme zamanı: 2026-07-22T00:10:57.654564+00:00

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Bellek tüketimine neden olabilir.

Public Exploit Sinyali

Bu CVE için açıklama veya referanslarda public exploit / PoC / GitHub / Metasploit sinyali tespit edildi.

GitHub PoC Linkleri

Not: Bu bağlantılar yalnızca güvenlik araştırması ve doğrulama amacıyla listelenmiştir.

CVE
CVE-2026-47247
Severity
HIGH
CVSS
7.5
EPSS
Yok
WordPress

Orijinal NVD Açıklaması

libheif is a HEIF and AVIF file format decoder and encoder. Prior to version 1.22.0, two bugs in libheif chain to leak process heap memory as visible pixel values in decoded grid images. An attacker who uploads a crafted AVIF/HEIC file to any server-side image processor (WordPress, Sharp/libvips, ImageMagick, etc.) can recover heap data - including library function pointers sufficient to defeat ASLR, or any other secret - from the publicly-downloadable transcoded JPEG/PNG/WebP output. Local attack vectors are also possible. Version 1.22.0 fixes the issue.