JLSEC-2026-877

A divide-by-zero flaw was found in ImageMagick 6.9.11-57 and 7.0.10-57 in gem.c. This flaw allows an attacker who submits a crafted file that is processed by ImageMagick to trigger undefined behavior through a division by zero. The highest threat from this vulnerability is to system availability...

JLSEC-2026-929 ImageMagick is vulnerable to an integer Overflow in TIM decoder leading to out of bounds read (32-bit only)

Summary The TIM PSX TIM image parser in ImageMagick contains a critical integer overflow vulnerability in the ReadTIMImage function coders/tim.c. The code reads width and height 16-bit values from the file header and calculates imagesize = 2 width height without checking for overflow. On 32-bit...

JLSEC-2026-1070 ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in color transformation to the...

ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in color transformation to the log colorspace: when the operation fails, a small amount of memory is not released...

JLSEC-2026-983 ImageMagick has stack buffer overflow in MagnifyImage

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16 and 6.9.13-41, MagnifyImage uses a fixed-size stack buffer. When using a specific image it is possible to overflow this buffer and corrupt the stack. This vulnerability is fix...

JLSEC-2026-964 ImageMagick: MSL image stack index may fail to refresh, leading to leaked images

Sometimes msl.c fails to update the stack index, so an image is stored in the wrong slot and never freed on error, causing leaks. ==841485==ERROR: LeakSanitizer: detected memory leaks Direct leak of 13512 bytes in 1 objects allocated from: 0 0x7ff330759887 in interceptormalloc...

JLSEC-2026-972 ImageMagick has Integer Overflow leading to out of bounds write in SIXEL decoder

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16, an integer overflow vulnerability exists in the SIXEL decoer. The vulnerability allows an attacker to perform an out of bounds via a specially crafted image. This vulnerabili...

JLSEC-2026-921 imagemagick: integer overflows in MNG magnification

Vulnerability Details The magnified size calculations in ReadOneMNGIMage in coders/png.c are unsafe and can overflow, leading to memory corruption. The source snippet below is heavily abbreviated due to the size of the function, but hopefully the important points are captured. c static Image...

JLSEC-2026-866

In ImageMagick, there is an outside the range of representable values of type 'unsigned int' at MagickCore/quantum-private.h. This flaw affects ImageMagick versions prior to 7.0.9-0...

JLSEC-2026-1004 ImageMagick has an off-by-one error in MSL decoder could result in crash

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-19, an off by one error in the MSL decoder could result in a crash when a malicous MSL file is read. This issue has been fixed in version 7.1.2-19...

JLSEC-2026-913

ImageMagick is a free and open-source software suite, used for editing and manipulating digital images. The AppImage version ImageMagick might use an empty path when setting MAGICKCONFIGUREPATH and LDLIBRARYPATH environment variables while executing, which might lead to arbitrary code execution b...

JLSEC-2026-971 ImageMagick has a heap Buffer Over-read in its DJVU image format handler

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 exists in the DJVU image format handler. The vulnerability occurs due to integer truncation when calculating the stride ro...

JLSEC-2026-1023 ImageMagick has an Infinite Loop in subimage-search with crafted image

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-49 and 7.1.2-24, an infinite loop in the subimage-search operation can happen when using a crafted image. This issue has been patched in versions 6.9.13-49 and 7.1.2-24...

JLSEC-2026-1055 ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the FTXT encoder due...

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...

JLSEC-2026-1013 ImageMagick: Heap Buffer Over-Write in MIFF encoder when using LZMA compression

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-23, when using LZMA compression in the MIFF encoder an out of bounds write can occur due to a missing check. This issue has been patched in versions 6.9.13-48 and...

JLSEC-2026-991 ImageMagick has an Out-of-Bounds write of a zero byte in its X11 display interaction

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-18 and 6.9.13-43, an out-of-bounds write of a zero byte exists in the X11 display interaction path that could lead to a crash. Versions 7.1.2-18 and 6.9.13-43 patch the issue...

JLSEC-2026-891

A flaw was found in ImageMagick. The vulnerability occurs due to improper use of open functions and leads to a denial of service. This flaw allows an attacker to crash the system...

JLSEC-2026-855

A floating point math calculation in ScaleAnyToQuantum of /MagickCore/quantum-private.h could lead to undefined behavior in the form of a value outside the range of type unsigned long long. The flaw could be triggered by a crafted input file under certain conditions when it is processed by...

JLSEC-2026-1068 ImageMagick before 7.1.2-26 and 6.9.13-51 contains an information disclosure vulnerability: when...

ImageMagick before 7.1.2-26 and 6.9.13-51 contains an information disclosure vulnerability: when a profile is displayed with the identify command and the profile value is not printable, a single byte at the end of the profile can be printed read past the profile boundary. This behavior occurs whe...

JLSEC-2026-1051

ImageMagick before 7.1.2-19 contains an out-of-bounds access vulnerability in ConnectedComponentsImage when processing connected-components artifacts with invalid indices. Attackers can trigger access violations by specifying malformed connected-components definitions via CLI, causing denial of...

JLSEC-2026-1073 ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the TIFF encoder when memory...

ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the TIFF encoder when memory allocation fails. Attackers can trigger allocation failures during TIFF image processing to cause memory exhaustion and denial of service...