PT-2026-43500

The Cryptocurrency Prijsvergelijking Widget plugin for WordPress is vulnerable to Stored Cross-Site Scripting in version 1.0. This is due to insufficient output escaping in the as get coin shortcode function, which renders the 'width' and 'height' shortcode attribute directly into the style...

DEBIAN-CVE-2026-44899

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, the Image directive plugin validates the :width: and :height: options with a regex compiled as numre = re.compiler"^\d+?:.\d?". When the validated value is not a plain integer, renderblockimage inserts it directly int...

EUVD-2026-31992

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, the Image directive plugin validates the :width: and :height: options with a regex compiled as numre = re.compiler"^\d+?:.\d?". When the validated value is not a plain integer, renderblockimage inserts it directly int...

mistune 跨站脚本漏洞

Mistune is a fast and powerful Python Markdown parser developed by Hsiaoming Yang. Versions of Mistune prior to 3.2.1 contained a cross-site scripting vulnerability. This vulnerability stemmed from the Image directive plugin using regular expressions that only matched prefixes to validate the wid...

CVE-2026-44636

A flaw was found in libsixel. A signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater than zero, with no upper bound. width and height are multiplied as...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol. Clients that rely on FreeRDP before version 3.5.1 are vulnerable to out-of-bounds read attacks if nWidth == 0 and nHeight == 0. Version 3.5.1 includes a patch for this issue. There are no known workarounds available...

CVE-2026-44636

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

CVE-2026-44636

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

CVE-2026-44636 libsixel: integer overflow in encoder

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

EUVD-2026-30409

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

CVE-2026-44636

CVE-2026-44636 affects libsixel (SIXEL encoder/decoder). A signed integer overflow in sixel_encode_highcolor’s allocation size calculation (widthheight) can cause a heap buffer overflow when encoding very large pixel buffers; callers may trigger allocation wrapping if width height > INT_MAX. T...

CVE-2026-44636

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

GHSA-CCFX-MFMX-2FX9 Mistune Image Directive CSS Injection Vulnerability

Summary The Image directive plugin validates the :width: and :height: options with a regex compiled as numre = re.compiler"^\d+?:.\d?". This pattern is applied via re.match which anchors only at the start of the string, not the end. Any value that begins with one or more digits passes validation,...

Mistune Image Directive CSS Injection Vulnerability

Summary The Image directive plugin validates the :width: and :height: options with a regex compiled as numre = re.compiler"^\d+?:.\d?". This pattern is applied via re.match which anchors only at the start of the string, not the end. Any value that begins with one or more digits passes validation,...

Unity Linux 20.1060e / 20.1070e Security Update: freerdp (UTSA-2026-017435)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017435 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. In affected versions a malicious server might trigger out of...

CImg 输入验证错误漏洞

CImg is a small open-source C++ toolkit for image processing, developed by GREYC. CImg has a vulnerability related to input validation. This vulnerability stems from integer overflows in the WHD size calculation within the loadpnm function. This can lead to the allocation of an insufficient buffe...

OESA-2026-2180 OpenEXR security update

OpenEXR is a high dynamic-range HDR image file format originally developed by Industrial Light Magic for use in computer imaging applications. Security Fixes: OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture...

freerdp: FreeRDP: Arbitrary code execution via crafted Remote Desktop Protocol (RDP) server messages

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. The gdisurfacebits function, which processes SURFACEBITSCOMMAND messages, does not properly validate image dimensions bmp.width and bmp.height provided by a malicious RDP server. This can lead to a heap buffer...

SUSE CVE-2026-40244

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.4.0 through 3.4.9, 3.3.0 through 3.3.9, and 3.2.0 through 3.2.7, internaldwacompressor.h:1722 performs curc-width curc-height in int32...

DEBIAN-CVE-2026-40244

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.4.0 through 3.4.9, 3.3.0 through 3.3.9, and 3.2.0 through 3.2.7, internaldwacompressor.h:1722 performs curc-width curc-height in int32...