undertow-core: Undertow HTTP Server Fails to Reject Malformed Host Headers Leading to Potential Cache Poisoning and SSRF

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed without...

CVE-2026-28407

A flaw was found in malcontent, a software designed to discover supply-chain compromises. Prior to version 1.21.0, malcontent would remove nested archives that failed to extract, which could potentially leave malicious content unexamined. This oversight could allow an attacker to bypass security...

PT-2026-20836

Name of the Vulnerable Software and Affected Versions SoftVision webPDF versions prior to 10.0.2 Description The software contains a Server-Side Request Forgery SSRF issue. The PDF converter function does not validate requested resources in uploaded files, permitting protocols like http:// and...

CVE-2026-25758

creationtimestamp| type| source ---|---|--- 2026-02-05 13:49:28+00:00| published-proof-of-concept| https://github.com/spree/spree/security/advisories/GHSA-87fh-rc96-6fr6 2026-03-06 20:09:04+00:00| seen|...

Malicious Package

Overview ansi-universal-ui is a malicious package. This package contains malicious code, and it has been removed from the official package manager. The package sets up a standalone Python runtime and downloads an obfuscated payload from an Appwrite storage bucket that, upon execution, performs an...

Exploit for Out-of-bounds Read in Libpng

Spring Boot Minimal Images PoC Dummy Spring Boot application...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001372)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001372 advisory. A flaw in ICMP packets in the Linux kernel may allow an attacker to quickly scan open UDP ports. This flaw allows an off-path remote attacker to effectively bypass...

CVE-2021-28649

An incorrect permission vulnerability in the product installer for Trend Micro HouseCall for Home Networks version 5.3.1179 and below could allow an attacker to escalate privileges by placing arbitrary code on a specified folder and have that code be executed by an Administrator who is running a...

undertow-core: Undertow HTTP Server Fails to Reject Malformed Host Headers Leading to Potential Cache Poisoning and SSRF

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed without...

GHSA-J382-5JJ3-VW4J Undertow HTTP server core doesn't properly validate the Host header in incoming HTTP requests

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests. As a result, requests containing malformed or malicious Host headers are processed withou...

Undertow HTTP server core doesn't properly validate the Host header in incoming HTTP requests

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests. As a result, requests containing malformed or malicious Host headers are processed withou...

DEBIAN-CVE-2025-12543

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed without...

CVE-2025-12543

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed without...

CVE-2025-12543

Undertow core in WildFly/JBoss EAP is affected by CVE-2025-12543 due to improper validation of the Host header in HTTP requests. This can allow cache poisoning, internal network discovery, or user session hijacking. The CVSSv3.1 base score is 9.6 (CRITICAL) with network access, low attack complex...

PT-2026-1665

Name of the Vulnerable Software and Affected Versions Undertow versions affected versions not specified WildFly versions affected versions not specified JBoss EAP versions affected versions not specified Description A flaw exists in the Undertow HTTP server core, utilized by WildFly, JBoss EAP, a...

Cyber Risk Prioritization: A Practical Guide

For years, security teams have relied on static scores like CVSS to guide their patching efforts. While helpful, these scores only tell part of the story. They show a vulnerability's potential severity but lack the real-world context of what attackers are actually doing right now. A theoretical...

Your Guide to PCI DSS 4.0.1 Web Application and API Controls with a Simplified Path to Compliance

Executive Summary PCI DSS 4.0.1 compliance mandates stricter security controls for web applications and APIs. Key updates include maintaining an inventory of custom software PCI 6.3.2 and managing payment page scripts to prevent skimming attacks PCI 6.4.3. Organizations must also adopt risk-based...

Architecture Patterns That Enable Cycode alternatives at Scale

Guide to scale ready code security with event driven scans unified data and API first design for large teams seeking strong growth aligned control...

Exposure Report: 65% of Leading AI Companies Found with Verified Secret Leaks

How secure are top private AI companies? Find out from our scans and disclosures...

PT-2025-45351

Name of the Vulnerable Software and Affected Versions linshenkx prompt-optimizer versions 1.3.0 through 1.4.2 Description A Server-Side Request Forgery SSRF exists in the /api/proxy/ component. This allows attackers to scan internal resources by sending a specially crafted request. The api/proxy...