CVE-2026-56374

ImageMagick - Heap Buffer Overflow in FTXT Encoder via format Parameter

CVSS 4.8 MEDIUMEPSS 0.1%CWE-125

Vexday Risk Score

13Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 4.8EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Ciclo de vida

08 jul 2026Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the FTXT encoder due to missing boundary checks when parsing ftxt:format. Remote attackers can trigger an out of bounds read by crafting malicious FTXT image files to cause denial of service or information disclosure.

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Productos afectados

ImageMagick · ImageMagick

Referencias

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-w54j-7wpm-crhj https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-in-ftxt-encoder-via-format-parameter