Deserialization of Untrusted Data in Elasticsearch Leading to Remote Code Execution

...

CVE-2026-21250

CVE-2026-21250: Windows HTTP.sys Local Privilege Escalation Windows 11 24H2 - Local Privilege Escalation 🚨 Technical analysis and resources for vulnerability CVE-2026-21250 Windows 11 24H2 / 25H2 - Windows Server 2022/2025 This repository contains technical documentation and resources for studyin...

CVE-2026-21531

Security Feature Bypass in ASP.NET Core by Microsoft CVE-2026-21531 🌟 Description A vulnerability in the Azure SDK facilitates deserialization of untrusted data, enabling unauthorized attackers to execute arbitrary code over a network. ⚙️ Installation To set up the exploitation tool, follow these...

Linux Distros Unpatched Vulnerability : CVE-2026-84361

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Composer is a dependency Manager for the PHP language. From 1.0 until 2.2.30 and 2.10.3, a malicious dependency package from a custom Composer repository or an...

CVE-2026-82404

TOON is a compact, human-readable JSON serialization format for LLM prompts. Prior to 2.3.1 , decoding attacker-controlled TOON data with __proto__, constructor, or prototype keys wrote through the object prototype chain instead of creating own properties, polluting Object.prototype at runtime. T...

CVE-2026-82404 TOON: Prototype pollution when decoding untrusted TOON input

TOON is a compact, human-readable serialization of JSON data for LLM prompts. Prior to 2.3.1, decoding attacker-controlled TOON with a proto, constructor, or prototype key wrote through the object prototype chain instead of creating an own property, polluting Object.prototype for the runtime. In...

CVE-2026-84361

A flaw was found in Composer. A malicious dependency package from a custom Composer repository or an untrusted composer.lock file could exploit a vulnerability in how Composer handles Perforce source URLs. By setting source.type to perforce and source.url to an rsh: or jsh: P4PORT value, an...

Linux Distros Unpatched Vulnerability : CVE-2026-19032

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - jackson-databind's deserializer for java.nio.file.Path resolves an attacker-supplied URI without restricting the URI scheme. In...

CVE-2026-19590

OpenAI Codex Desktop for Windows and macOS could execute attacker-controlled Git hooks because its automated Git operations trusted the repository-local core.hooksPath setting in .git/config. If a user opens a crafted repository where this setting points to an attacker-controlled directory, a mal...

EUVD-2026-56285

Browserslist: Uncaught crash / prototype write via untrusted browserslist-stats.json custom stats normalizeStats...

GHSA-73WF-GQ98-2V4G Browserslist: Uncaught crash / prototype write via untrusted browserslist-stats.json custom stats (normalizeStats)

Vulnerability Details File: node.js Function: normalizeStats line 214, reached from getStat called unconditionally on every browserslist call and loadStat Root Cause js function normalizeStatsdata, stats if !data data = if stats && 'dataByBrowser' in stats stats = stats.dataByBrowser if typeof...

DEBIAN-CVE-2026-84270

A flaw was found in the MTP backend in gvfs. When reading a file from a mounted MTP device, doread in gvfsbackendmtp.c trusts the data length returned by the device without limiting it to the original size requested by the client. If a malicious MTP device responds with more bytes than requested,...

CVE-2026-61776

NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure...

CVE-2026-61777

NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure...

CVE-2026-61778

NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure...

CVE-2026-61779

NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure...

CVE-2026-61774

NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure...

CVE-2026-61773

NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure...

CVE-2026-61770

NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure...

CVE-2026-61769

NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure...