JLSEC-2026-1083 ImageMagick before 7.1.2-27 contains a memory leak vulnerability in the magick command-line...

ImageMagick before 7.1.2-27 contains a memory leak vulnerability in the magick command-line interface when invalid options are provided. Attackers can trigger memory exhaustion by repeatedly supplying malformed command-line arguments to consume system resources...

JLSEC-2026-908

A heap-based buffer overflow vulnerability was found in coders/tiff.c in ImageMagick. This issue may allow a local attacker to trick the user into opening a specially crafted file, resulting in an application crash and denial of service...

JLSEC-2026-1059 ImageMagick before 7.1.2-15 (and 6.x before 6.9.13-40) contains a heap out-of-bounds read in the...

ImageMagick before 7.1.2-15 and 6.x before 6.9.13-40 contains a heap out-of-bounds read in the PCD coder's DecodeImage loop. A crafted PCD file can trigger a one-byte heap out-of-bounds read during image decoding, resulting in denial of service and potential disclosure of an adjacent heap byte...

JLSEC-2026-832

ImageMagick before 7.0.8-55 has a use-after-free in DestroyStringInfo in MagickCore/string.c because the error manager is mishandled in coders/jpeg.c...

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-2026-1060 ImageMagick before 7.1.2-15 and 6.9.13-40 contains a command injection vulnerability in the SVG...

ImageMagick before 7.1.2-15 and 6.9.13-40 contains a command injection vulnerability in the SVG decoder that allows attackers to inject arbitrary MVG drawing commands. Attackers can craft malicious SVG files with injected Magick Vector Graphics commands that execute during rendering...

JLSEC-2026-957 ImageMagick Has Signed Integer Overflow in SIXEL Decoder, Leading to Memory Corruption

A signed integer overflow vulnerability in ImageMagick's SIXEL decoder allows an attacker to trigger memory corruption and denial of service when processing a maliciously crafted SIXEL image file. The vulnerability occurs during buffer reallocation operations where pointer arithmetic using signed...

JLSEC-2026-853

in SetImageExtent of /MagickCore/image.c, an incorrect image depth size can cause a memory leak because the code which checks for the proper image depth size does not reset the size in the event there is an invalid size. The patch resets the depth to a proper size before throwing an exception. Th...

JLSEC-2026-1071 ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in the hough lines operation:...

ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in the hough lines operation: when a specific operation fails, a small memory leak occurs...

JLSEC-2026-990 ImageMagick has a heap-buffer-overflow in NewXMLTree which could result in crash

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-17 and 6.9.13-42, the NewXMLTree method contains a bug that could result in a crash due to an out of write bounds of a single zero byte. Versions 7.1.2-17 and 6.9.13-42 fix the issue...

JLSEC-2026-934 ImageMagick releases an invalid pointer in BilateralBlur when memory allocation fails

ImageMagick is free and open-source software used for editing and manipulating digital images. The BilateralBlurImage method will allocate a set of double buffers inside AcquireBilateralTLS. But, in versions prior to 7.1.2-13, the last element in the set is not properly initialized. This will...

JLSEC-2026-937 ImageMagick has a NULL pointer dereference in MSL parser via <comment> tag before image load

Summary NULL pointer dereference in MSL Magick Scripting Language parser when processing tag before any image is loaded. Version - ImageMagick 7.x tested on current main branch - Commit: HEAD Steps to Reproduce Method 1: Using ImageMagick directly bash magick MSL:poc.msl out.png Method 2: Using...

JLSEC-2026-953 ImageMagick's Security Policy Bypass through config/policy-secure.xml via "fd handler" leads to stdin/stdout access

ImageMagick is free and open-source software used for editing and manipulating digital images. The shipped "secure" security policy includes a rule intended to prevent reading/writing from standard streams. However, ImageMagick also supports fd: pseudo-filenames e.g., fd:0, fd:1. Prior to version...

JLSEC-2026-930 ImageMagick has a heap-buffer-overflow

Summary While Processing a crafted TIFF file, imagemagick crashes. Details Following is the imagemagick version: imagemagickgit/build26jun23/bin/magick --version Version: ImageMagick 7.1.1-13 Beta Q16-HDRI x8664 56f478940:20230625 https://imagemagick.org Copyright: C 1999 ImageMagick Studio LLC...

JLSEC-2026-1075 ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in the MIFF encoder that occurs...

ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in the MIFF encoder that occurs when a memory allocation fails during MIFF image processing, which can lead to denial of service...

JLSEC-2026-845

WriteOnePNGImage from coders/png.c the PNG coder has a for loop with an improper exit condition that can allow an out-of-bounds READ via heap-buffer-overflow. This occurs because it is possible for the colormap to have less than 256 valid values but the loop condition will loop 256 times,...

JLSEC-2026-1011 ImageMagick: Policy Bypass in MNG coder could

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-47 and 7.1.2-22, because of a missing check in the MNG coder it would be possible to read more images than the list limit policy would allow resulting in excessive resource use...

JLSEC-2026-907

A vulnerability was found in ImageMagick. This security flaw causes a shell command injection vulnerability via video:vsync or video:pixel-format options in VIDEO encoding/decoding...

JLSEC-2026-986 ImageMagick has Heap Buffer Overflow in WaveletDenoiseImage

A crafted image could cause an out of bounds heap write inside the WaveletDenoiseImage method. When processing a crafted image with the -wavelet-denoise operation an out of bounds write can occur. ================================================================= ==661320==ERROR: AddressSanitizer:...

JLSEC-2026-979

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, an uninitialized pointer dereference vulnerability exists in the JBIG decoder due to a missing check. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41...

JLSEC-2026-981 ImageMagick: Integer overflow in DIB coder can result in out of bounds read or write

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, an integer overflow in DIB coder can result in out of bounds read or write. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41...

JLSEC-2026-1034

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-51 and 7.1.2-26, an integer overflow in the XCF decoder can result in an out of bounds read when a crafted image is read, potentially resulting in a crash. This issue has been...

JLSEC-2026-952 ImageMagick: Policy bypass through path traversal allows reading restricted content despite secured policy

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, ImageMagick’s path security policy is enforced on the raw filename string before the filesystem resolves it. As a result, a policy rule such as /etc/ can be...

JLSEC-2026-903

A heap-based buffer overflow vulnerability was found in the ImageMagick package that can lead to the application crashing...

JLSEC-2026-902

A heap-based buffer overflow issue was discovered in ImageMagick's ImportMultiSpectralQuantum function in MagickCore/quantum-import.c. An attacker could pass specially crafted file to convert, triggering an out-of-bounds read error, allowing an application to crash, resulting in a denial of servi...

JLSEC-2026-916 ImageMagick has a Heap Buffer Overflow in InterpretImageFilename

Heap Buffer Overflow in InterpretImageFilename Summary A heap buffer overflow was identified in the InterpretImageFilename function of ImageMagick. The issue stems from an off-by-one error that causes out-of-bounds memory access when processing format strings containing consecutive percent signs...

JLSEC-2026-826

LocaleLowercase in MagickCore/locale.c in ImageMagick before 7.0.8-32 allows out-of-bounds access, leading to a SIGSEGV...

JLSEC-2026-944 ImageMagick has heap-buffer-overflow via signed integer overflow in WriteUHDRImage when writing UHDR images with large dimensions

WriteUHDRImage in coders/uhdr.c uses int arithmetic to compute the pixel buffer size. When image dimensions are large, the multiplication overflows 32-bit int, causing an undersized heap allocation followed by an out-of-bounds write. This can crash the process or potentially lead to an out of...

JLSEC-2026-901

A vulnerability was discovered in ImageMagick where a specially created SVG file loads itself and causes a segmentation fault. This flaw allows a remote attacker to pass a specially crafted SVG file that leads to a segmentation fault, generating many trash files in "/tmp," resulting in a denial o...

JLSEC-2026-829

ImageMagick before 7.0.8-50 has a memory leak vulnerability in the function ReadPSImage in coders/ps.c...

JLSEC-2026-914 In MIFF image processing in ImageMagick before 7.1.1-44, image depth is mishandled after...

In MIFF image processing in ImageMagick before 7.1.1-44, image depth is mishandled after SetQuantumFormat is used...

JLSEC-2026-890

ImageMagick is free software delivered as a ready-to-run binary distribution or as source code that you may use, copy, modify, and distribute in both open and proprietary applications. In affected versions and in certain cases, Postscript files could be read and written when specifically excluded...

JLSEC-2026-1064 ImageMagick before 7.1.2-26 contains a policy bypass vulnerability in the APNG encoder and...

ImageMagick before 7.1.2-26 contains a policy bypass vulnerability in the APNG encoder and external delegates due to missing validation checks. Attackers can write files to disallowed paths by bypassing configured policy restrictions through the APNG encoding process...

JLSEC-2026-1007 ImageMagick: Policy Bypass in PSD decoder

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-47 and 7.1.2-22, due to a missing check in the PSD decoder it would be possible to bypass the list-length resource policy when decoding a PSD image. Other security limits would...

JLSEC-2026-956 Image Magick has a Memory Leak in coders/ashlar.c

Memory leak exists in coders/ashlar.c. The WriteASHLARImage allocates a structure. However, when an exception is thrown, the allocated memory is not properly released, resulting in a potential memory leak. ==78968== Memcheck, a memory error detector ==78968== Copyright C 2002-2022, and GNU GPL'd,...

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-2026-892

A heap-based-buffer-over-read flaw was found in ImageMagick's GetPixelAlpha function of 'pixel-accessor.h'. This vulnerability is triggered when an attacker passes a specially crafted Tagged Image File Format TIFF image to convert it into a PICON file format. This issue can potentially lead to a...

JLSEC-2026-857

In IntensityCompare of /MagickCore/quantize.c, a double value was being casted to int and returned, which in some cases caused a value outside the range of type int to be returned. The flaw could be triggered by a crafted input file under certain conditions when processed by ImageMagick. Red Hat...

JLSEC-2026-932 ImageMagick's failure to limit MVG mutual causes Stack Overflow

Summary Magick fails to check for circular references between two MVGs, leading to a stack overflow. Details After reading mvg1 using Magick, the following is displayed: ./magick -limit memory 2GiB -limit map 2GiB -limit disk 0 mvg:L1.mvg out.png AddressSanitizer:DEADLYSIGNAL...

JLSEC-2026-827

ImageMagick before 7.0.8-50 has a "use of uninitialized value" vulnerability in the function ReadCUTImage in coders/cut.c...

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-2026-870

A flaw was found in ImageMagick in coders/bmp.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of values outside the range of type unsigned int. This would most likely lead to an impact to application availability, but could...

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-2026-1008 ImageMagick: Out-of-Bounds Read of a single byte in meta encoder

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-47 and 7.1.2-22, an off by one in the meta encoder could result in an out of bounds read of a single byte in the meta encoder. This issue has been patched in versions 6.9.13-47...

JLSEC-2026-992 ImageMagick has an Out-of-bounds Write via InterpretImageFilename

Due to an incorrect return value on certain platforms a pointer is incremented past the end of a buffer that is on the stack and that could result in an out of bounds write. ================================================================= ==48558==ERROR: AddressSanitizer: stack-buffer-overflow o...

JLSEC-2026-849

A flaw was found in ImageMagick in MagickCore/quantum-export.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of values outside the range of type unsigned long long as well as a shift exponent that is too large for 64-bit type...

JLSEC-2026-1020 ImageMagick: Information Disclosure in distributed pixel cache server because it is not using a challenge–response authentication model

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, the distributed pixel cache was originally designed to operate without a challenge–response authentication model. This has been changed in versions 6.9.13-48 an...

JLSEC-2026-1043 ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex...

ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex caused by OpenPixelCache updating image channel metadata before pixel cache memory allocation. Attackers can trigger memory and disk allocation failures to cause a heap-buffer-overflow read affecting a...

JLSEC-2026-996 ImageMagick has a Stack Overflow via Recursive FX Expression Parsing

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below both 7.1.2-19 and 6.9.13-44, a stack overflow vulnerability in ImageMagick's FX expression parser allows an attacker to crash the process by providing a deeply nested expression. This...

JLSEC-2026-917 ImageMagick has a Memory Leak in magick stream

Summary In ImageMagick's magick stream command, specifying multiple consecutive %d format specifiers in a filename template causes a memory leak. Details - Vulnerability Type: Memory leak - Affected Version: ImageMagick 7.1.1-47 as of commit 82572afc, June 2025 Reproduction Tested Environment -...