CVE-2026-40487

CVE-2026-40487 - Postiz = 2.21.5 - Arbitrary File Upload via MIME-Type Spoofing to Stored XSS to Account Takeover Discovered & reported by: Astaruf Full writeup: https://nstsec.com/en/posts/postiz-xss-cve-2026-40487/ NVD entry: https://nvd.nist.gov/vuln/detail/CVE-2026-40487 GHSA entry:...

CVE-2023-47129

CVE-2023-47129 - Statamic CMS versions 4.33.0 - Remote Code Execution Description In versions 4.33.0 of Statamic CMS where the front-end has a form with active file upload, it is possible to send PHP files created to look like images, regardless of the mime validation rules. This vulnerability...

CVE-2025-3616

Metasploit Module: Greenshift WordPress Plugin Arbitrary File Upload CVE-2025-3616 This repository contains a Metasploit module to exploit CVE-2025-3616 , an arbitrary file upload vulnerability in the Greenshift WordPress plugin versions 11.4 through 11.4.5. The exploit allows authenticated users...

mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header

A flaw was found in the Golang MIME Multipurpose Internet Mail Extensions package. A remote attacker could exploit this vulnerability by sending a maliciously-crafted MIME header containing many invalid encoded-words. This could lead to excessive CPU consumption, resulting in a Denial of Service...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.22.13 packages and security update

Red Hat OpenShift Container Platform release 4.22.13 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.22. Red Hat Product Security has rated this update as having a...

mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header

A flaw was found in the Golang MIME Multipurpose Internet Mail Extensions package. A remote attacker could exploit this vulnerability by sending a maliciously-crafted MIME header containing many invalid encoded-words. This could lead to excessive CPU consumption, resulting in a Denial of Service...

CVE-2026-2942

ProSolution WP Client — Unauthenticated File Upload & RCE Scanner Plugin: prosolution-wp-client Affected Version: Vulnerability Type: Unauthenticated Arbitrary File Upload → Remote Code Execution Risk Level: 🔴 Critical CVSS 9.8 Requirement: Public page containing prosolfrontend shortcode 📌 About...

mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header

A flaw was found in the Golang MIME Multipurpose Internet Mail Extensions package. A remote attacker could exploit this vulnerability by sending a maliciously-crafted MIME header containing many invalid encoded-words. This could lead to excessive CPU consumption, resulting in a Denial of Service...

CVE-2026-86712

SiYuan before 3.8.2 trusts the attacker-writable text/siyuan clipboard MIME type and skips sanitization in the paste handler, allowing code execution in the Node-enabled desktop renderer. Attackers can craft malicious web pages that write to the clipboard, and when pasted into SiYuan, injected...

EUVD-2026-72688

SiYuan before 3.8.2 trusts the attacker-writable text/siyuan clipboard MIME type and skips sanitization in the paste handler, allowing code execution in the Node-enabled desktop renderer. Attackers can craft malicious web pages that write to the clipboard, and when pasted into SiYuan, injected...

CVE-2026-86712 SiYuan before 3.8.2 Remote Code Execution via Clipboard

SiYuan before 3.8.2 trusts the attacker-writable text/siyuan clipboard MIME type and skips sanitization in the paste handler, allowing code execution in the Node-enabled desktop renderer. Attackers can craft malicious web pages that write to the clipboard, and when pasted into SiYuan, injected...

mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header

A flaw was found in the Golang MIME Multipurpose Internet Mail Extensions package. A remote attacker could exploit this vulnerability by sending a maliciously-crafted MIME header containing many invalid encoded-words. This could lead to excessive CPU consumption, resulting in a Denial of Service...

xdgmime: heap-based buffer overflow in _xdg_mime_magic_parse_magic_line() in xdgmimemagic.c

A flaw was found in xdgmime. A heap-based buffer overflow can be triggered in xdgmimemagicparsemagicline in the xdgmimemagic.c file on little-endian systems when an attacker-controlled MIME magic file in a user-writable XDG data location e.g., in the $XDGDATAHOME/mime/magic path is parsed by an...

mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header

A flaw was found in the Golang MIME Multipurpose Internet Mail Extensions package. A remote attacker could exploit this vulnerability by sending a maliciously-crafted MIME header containing many invalid encoded-words. This could lead to excessive CPU consumption, resulting in a Denial of Service...

xdgmime: heap-based buffer overflow in _xdg_mime_magic_parse_magic_line() in xdgmimemagic.c

A flaw was found in xdgmime. A heap-based buffer overflow can be triggered in xdgmimemagicparsemagicline in the xdgmimemagic.c file on little-endian systems when an attacker-controlled MIME magic file in a user-writable XDG data location e.g., in the $XDGDATAHOME/mime/magic path is parsed by an...

Important: opentelemetry-collector security update

Collector with the supported components for a AlmaLinux build of OpenTelemetry Security Fixes: net/mail: golang: net/mail: Denial of Service via pathological email address parsing CVE-2026-42499 net/mail: golang: Go net/mail: Denial of Service via crafted email inputs CVE-2026-39820 mime: golang:...

CVE-2025-2005

WordPress FEUP Arbitrary File Upload Exploit CVE-2025-2005 This repository provides a Proof of Concept PoC exploit for the WordPress Front End Users plugin versions up to 3.2.32, which is vulnerable to arbitrary file upload due to missing MIME/file-type validation in its registration form.This...

CVE-2023-38836

CVE-2023-38836 Exploit File Upload vulnerability in BoidCMS v.2.0.0 allows an authenticated attacker to upload a file with dangerous type CWE-434. To exploit, an attacker could add a GIF header to bypass MIME type checks. root@kitploit: GIF89a; Usage root@kitploit: usage: CVE-2023-38836.py -h -u...

CVE-2026-45447

🚨 CVE-2026-45447 - Critical OpenSSL Use-After-Free Vulnerability Heap Use-After-Free in PKCS7verify allowing memory corruption, crashes, and potential remote code execution. 📖 Executive Summary CVE-2026-45447 is a critical vulnerability in OpenSSL's PKCS7 verification functionality. The flaw exis...

CVE-2025-8889

Exploit Title: WordPress Compress Then Upload Plugin 1.0.3 Arbitrary File Upload to RCE Date: 2025-07-23 Exploit Author: Muhammed Çelik Vendor Homepage: https://wordpress.com/plugins/compress-then-upload Software Link: https://downloads.wordpress.org/plugin/compress-then-upload.latest-stable.zip...