PYSEC-2026-89

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

CVE-2025-69534

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

undertow: Undertow MadeYouReset HTTP/2 DDoS Vulnerability

A flaw was found in Undertow where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the "MadeYouReset" attack, allows malicious clients to induce excessive server workload by repeatedly causing server-side stream aborts...

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...

undertow: Undertow MadeYouReset HTTP/2 DDoS Vulnerability

A flaw was found in Undertow where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the "MadeYouReset" attack, allows malicious clients to induce excessive server workload by repeatedly causing server-side stream aborts...

EUVD-2026-9423

Multer Vulnerable to Denial of Service via Uncontrolled Recursion...

PT-2026-23450

Name of the Vulnerable Software and Affected Versions Python-Markdown versions prior to 3.8.1 Description A flaw exists in Python-Markdown version 3.8 where improperly formed HTML-like sequences can trigger an unhandled AssertionError within the html.parser.HTMLParser during Markdown processing...

📄 Wireshark Dissector Crash Denial of Service

A vulnerability in the RF4CE Profile protocol dissector of Wireshark versions 4.6.0 through 4.6.3 and 4.4.0 through 4.4.13 allows an attacker to trigger a denial of service condition by supplying a specially crafted IEEE 802.15.4 packet capture file. The flaw exists in the handling of malformed...

Python-Markdown 安全漏洞

Python-Markdown is an open-source Python implementation of a Markdown parser. Version 3.8 of Python-Markdown contains a security vulnerability. This vulnerability stems from malformed HTML sequences, which can lead to unhandled assertion errors, potentially causing remote denial-of-service attack...

CVE-2025-69534

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

Debian dsa-6156 : gimp - security update

The remote Debian 12 / 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6156 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6156-1 [email protected]...

TencentOS Server 4: edk2 (TSSA-2026:0116)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0116 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

CVE-2025-69534

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

CVE-2025-69534

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

Apache ActiveMQ < 5.19.2 / 6.0.x < 6.1.9 / 6.2.0 MQTT Control Packet Validation Vulnerability (CVE-2025-66168)

The version of Apache ActiveMQ running on the remote host is prior to 5.19.2, 6.0.x prior to 6.1.9, or 6.2.0. It is, therefore, affected by a vulnerability: - Apache ActiveMQ does not properly validate the remaining length field in MQTT control packets which may lead to an integer overflow during...

EUVD-2025-208280

2N Access Commander application version 3.4.2 and prior returns HTTP 500 Internal Server Error responses when receiving malformed or manipulated requests, indicating improper handling of invalid input and potential security or availability impacts...

Uncontrolled Recursion

Overview Affected versions of this package are vulnerable to Uncontrolled Recursion. An attacker can cause the application to crash or become unresponsive by sending malformed requests that trigger uncontrolled recursion, potentially leading to a stack overflow. Remediation A fix was pushed into...

CVE-2026-3520

Multer is a node.js middleware for handling multipart/form-data. A vulnerability in Multer prior to version 2.1.1 allows an attacker to trigger a Denial of Service DoS by sending malformed requests, potentially causing stack overflow. Users should upgrade to version 2.1.1 to receive a patch. No...

CVE-2026-3520 Multer vulnerable to Denial of Service via uncontrolled recursion

Multer is a node.js middleware for handling multipart/form-data. A vulnerability in Multer prior to version 2.1.1 allows an attacker to trigger a Denial of Service DoS by sending malformed requests, potentially causing stack overflow. Users should upgrade to version 2.1.1 to receive a patch. No...

CVE-2026-3520 Multer vulnerable to Denial of Service via uncontrolled recursion

Multer is a node.js middleware for handling multipart/form-data. A vulnerability in Multer prior to version 2.1.1 allows an attacker to trigger a Denial of Service DoS by sending malformed requests, potentially causing stack overflow. Users should upgrade to version 2.1.1 to receive a patch. No...