CVE-2026-61866CWE-401

ImageMagick before 7.1.2-26 Memory Leak in JNG encoder

Low · published July 15, 2026

CVSS v4.0
2.1
EPSS
0%
Percentile
7.9
In the wild
Unconfirmed
What it is

ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the JNG encoder when a blob cannot be opened. Attackers can trigger the memory leak by providing malformed JNG files that fail blob operations, causing resource exhaustion.

The record
Technical detail
CVSS v4.0
2.1 · LOW
Vector
CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
EPSS
0.00187 · 7.9th percentile
Weakness
CWE-401 · Missing Release of Memory after Effective Lifetime
Published
2026-07-15T11:25Z
EPSS history
Timeline
  • 15 JUL 11:25Z
    ImageMagick before 7.1.2-26 Memory Leak in JNG encoder
    cvelistv5