CVE-2026-27798
ImageMagick: Heap Buffer Over-read in WaveletDenoise when processing small images
CVSS Score
4.0
EPSS Score
0.0%
EPSS Percentile
0th
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a heap buffer over-read vulnerability occurs when processing an image with small dimension using the `-wavelet-denoise` operator. Versions 7.1.2-15 and 6.9.13-40 contain a patch.
| CWE | CWE-125 CWE-126 |
| Vendor | imagemagick |
| Product | imagemagick |
| Published | Feb 25, 2026 |
| Last Updated | Feb 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Affected Versions
ImageMagick / ImageMagick
< 6.9.13-40 >= 7.0.0, < 7.1.2-15