Vulnerability record/PUBLISHED/Published Jul 10, 2026 13:57:58 UTC

CVE-2026-56366

ImageMagick before 7.1.2-18 contains a memory leak vulnerability in the META reader when processing APP1JPEG input paths. Attackers can trigger this memory leak by providing specially crafted APP1JPEG image files, causing denial of service through resource exhaustion.

Base score4.8/ 10

SeverityMediumCVSS 4.0

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityMedium

Attack vectorLocalAV

Attack complexityLowAC

Attack requirementsNoneAT

Privileges requiredNonePR

User interactionPassiveUI

Vulnerable system confidentialityNoneVC

Vulnerable system integrityNoneVI

Vulnerable system availabilityLowVA

Subsequent system confidentialityNoneSC

Subsequent system integrityNoneSI

Subsequent system availabilityNoneSA

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

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering AuthorityVulnCheck

Last updatedOct 29, 2026 21:15:51 UTC

PublishedJul 10, 2026 13:57:58 UTC

ReservedJun 21, 2026 02:05:21 UTC

Credits

unbengable12