CVE-2026-15814: Improper Handling of Highly Compressed Data (Data Amplification)

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to limit the amount of memory allocated when decoding uploaded image files which allows an authenticated user to cause excessive server memory consumption and potential denial of service via uploading a...

PT-2026-91146

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to limit the amount of memory allocated when decoding uploaded image files which allows an authenticated user to cause excessive server memory consumption and potential denial of service via uploading a...

GO-2026-6359 Mailpit: Thumbnail generation decodes unbounded image dimensions before scaling in github.com/axllent/mailpit

Mailpit: Thumbnail generation decodes unbounded image dimensions before scaling in github.com/axllent/mailpit...

Orthanc DICOM Server

ADVISORY SUMMARY Successful exploitation of this vulnerability could allow an authenticated remote attacker to write past the end of a heap allocation when Orthanc decodes an attacker-supplied PNG or JPEG image, resulting in a crash of the Orthanc process and a denial-of-service condition. 2...

SUSE CVE-2026-33582

Unrestricted Upload of File with Dangerous Type vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.0. A crafted TIFF image could trigger excessive memory allocation during image decoding, allowing an authenticated user to cause the server process to crash. Users are...

Mailpit: Thumbnail generation decodes unbounded image dimensions before scaling

Summary Mailpit's thumbnail endpoint decodes attacker-supplied image attachments into a full raster before checking any decoded-pixel, dimension, or memory budget. A remote client that can store an email and reach the default web API can supply a compact high-dimension image, then request...

GHSA-75MR-QW9X-3R39 Mailpit: Thumbnail generation decodes unbounded image dimensions before scaling

Summary Mailpit's thumbnail endpoint decodes attacker-supplied image attachments into a full raster before checking any decoded-pixel, dimension, or memory budget. A remote client that can store an email and reach the default web API can supply a compact high-dimension image, then request...

EUVD-2026-63659

Mailpit: Thumbnail generation decodes unbounded image dimensions before scaling...

CVE-2021-1569

creationtimestamp| type| source ---|---|--- 2026-09-01 20:02:35+00:00| seen| https://t.me/hackingAttack/13351 2026-09-02 01:03:11+00:00| seen| https://t.me/hackingAttack/13351 2026-09-08 02:00:05+00:00| seen| https://t.me/hackingAttack/13351 2026-09-09 00:00:46+00:00| seen|...

Exploit for Out-of-bounds Write in Adobe Dng_Software_Development_Kit

Out-of-bounds write in dngrendertask::ProcessArea Adobe D...

Heap-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Heap-based Buffer Overflow due to duplicate Alpha planes in HeifPixelImage::transferchannelfromimageas and scalenearestneighbor in libheif/image/pixelimage.cc and libheif/image-items/imageitem.cc. An attacker can trigger an out-of-bound...

CVE-2026-65979 OpenEXR: Out-of-bounds read in HTJ2K decoder from unvalidated chunk header length (PLEN)

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.12, the HTJ2K decoder parses a header-length field PLEN from a chunk's compressed data but never checks that this value fits within the...

CVE-2026-67446

Mailpit is an email testing tool and API for developers. Prior to 1.30.4, Mailpit decodes attacker-supplied image attachments into a full raster before checking decoded dimensions, pixel count, or memory use in the GET /api/v1/message/id/part/partID/thumb endpoint. The Thumbnail handler in...

CVE-2026-67446

Mailpit , an email testing tool and API for developers, is vulnerable to a memory exhaustion issue in its thumbnail generation endpoint (GET /api/v1/message/{id}/part/{partID}/thumb). The handler in server/apiv1/thumbnails.go calls imaging.Decode() with AutoOrientation on attacker-supplied image ...

CVE-2026-67446 Mailpit: Thumbnail generation decodes unbounded image dimensions before scaling

Mailpit is an email testing tool and API for developers. Prior to 1.30.4, Mailpit decodes attacker-supplied image attachments into a full raster before checking decoded dimensions, pixel count, or memory use in the GET /api/v1/message/id/part/partID/thumb endpoint. The Thumbnail handler in...

CVE-2026-70653 libvips: Possible heap-based buffer read overflow when decoding a well-crafted RLE Radiance image

libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, the old-style Radiance RLE decoder in libvips/foreign/radiance.c can process a repeat marker at the beginning of a scanline in scanlinereadold and read q-1 before any prior pixel exists. A crafted Radiance...

PT-2026-79138

Name of the Vulnerable Software and Affected Versions Mailpit versions prior to 1.30.4 Description Mailpit decodes image attachments into a full raster before verifying decoded dimensions, pixel count, or memory usage. This occurs in the GET '/api/v1/message/id/part/partID/thumb' endpoint. The...

EUVD-2026-62190

libheif is a HEIF and AVIF file format decoder and encoder. In 1.23.0 and earlier, a crafted image sequence with a 2x2 primary plane and a 256x256 auxiliary alpha plane can cause attacker-controlled heap corruption during a normal decode and re-encode workflow. TrackVisual::decodenextimagesample...

Unity Linux 20.1070e Security Update: GraphicsMagick (UTSA-2026-099451)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099451 advisory. GraphicsMagick before 8e56520 has a heap-based buffer over-read in ReadJXLImage in coders/jxl.c, related to an ImportViewPixelArea call. Tenable has extracted the...

openjdk: Enhance XBM image support (Oracle CPU 2026-07)

A flaw was found in OpenJDK. The regex defined in XbmImageDecoder matchRegex is vulnerable to a DoS attack when the input contains a long string without a closing character; due to excessive backtracking...