CVE-2026-67184

TinyWeb through 0.0.8 contains a null pointer dereference vulnerability that allows unauthenticated remote attackers to crash worker processes by sending a malformed HTTP request line with an invalid version string. The HttpParser::execute function fails to allocate the Url object when version...

RLSA-2026:40856 Important: python3.14 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

SUSE-SU-2026:3132-1 Security update for python311

This update for python311 fixes the following issues - CVE-2026-1502: CR/LF bytes not rejected by HTTP client proxy tunnel headers or host bsc1261969. - CVE-2026-4786: URLs containing %action can bypass mitigation that allows command injection via the webbrowser.open API bsc1262319. -...

CVE-2026-15308

The incremental HTML parser html.parser.HTMLParser allows for CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data...

PT-2026-56871

Name of the Vulnerable Software and Affected Versions CPython affected versions not specified Description The incremental HTML parser html.parser.HTMLParser contains an issue that allows for CPU denial-of-service when processing uncontrolled data. The root cause is improper input handling that...

python-markdown: denial of service via malformed HTML-like sequences

A flaw was found in Python-Markdown. Parsing crafted markdown content containing malformed HTML-like sequences causes html.parser.HTMLParser to raise an unhandled AssertionError. This unhandled exception allows an attacker to cause an application crash and potentially disclose sensitive informati...

firefox: thunderbird: Mitigation bypass in the DOM: HTML Parser component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: HTML Parser component...

SUSE-SU-2026:0580-1 Security update for apptainer

This update for apptainer fixes the following issues: - CVE-2025-58190: Fixed a HTML parser misimplementation of a part of the HTML specification for table related tags. bsc1258048. - CVE-2025-47911: Fixed an issue where the HTML parser takes a very long time or even never returns. bsc1258047...

Infinite loop

Overview golang.org/x/net/html is a package that implements an HTML5-compliant tokenizer and parser. Affected versions of this package are vulnerable to Infinite loop via the html.Parse function. An attacker can cause resource exhaustion and disrupt service availability by submitting specially...

Inefficient Algorithmic Complexity

Overview golang.org/x/net/html is a package that implements an HTML5-compliant tokenizer and parser. Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity via the html.Parse function due to quadratic parsing complexity when processing certain inputs, which can lea...

PT-2026-21708

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 115.33 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description A mitigation bypass exists in the DOM: HTML Parser...

EulerOS 2.0 SP13 : python3 (EulerOS-SA-2025-2529)

According to the versions of the python3 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : During an address list folding when a separating comma ends up on a folded line and that line is to be unicode-encoded then the separator itself ...

Security update for python3

This update for python3 fixes the following issues: CVE-2025-6069: Fixed worst case quadratic complexity when processing certain crafted malformed inputs with HTMLParser bsc1244705 CVE-2025-8194: Fixed denial of service caused by tar archives with negative offsets bsc1247249 Other fixes: - Limit...

SUSE SLED15: libpython3_13-1_0 / python313 / python313-base / python313-curses / etc (SUSE-SU-2025:02767-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:02767-1 advisory. - CVE-2025-8194: Fixed denial of service caused by tar archives with negative offsets bsc1247249. -...

BIT-LIBPYTHON-2025-6069 HTMLParser quadratic complexity when processing malformed inputs

The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service...

Security update for python311

This update for python311 fixes the following issues: CVE-2025-6069: Avoid worst case quadratic complexity when processing certain crafted malformed inputs with HTMLParser bsc1244705. Update to 3.11.13: Security gh-135034: Fixes multiple issues that allowed tarfile extraction filters filter="data...

HTMLParser quadratic complexity when processing malformed inputs

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Security update for python39

This update for python39 fixes the following issues: CVE-2025-6069: Avoid worst case quadratic complexity when processing certain crafted malformed inputs with HTMLParser bsc1244705. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupda...

Phusion Passenger 安全漏洞

Phusion Passenger is a fast and powerful web server and application server from Phusion Open Source. A security vulnerability exists in Phusion Passenger versions 6.0.21 through 6.0.25 that originates in a denial of service when the HTTP parser resolves an invalid HTTP method...

SUSE CVE-2024-20380

A vulnerability in the HTML parser of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to an issue in the C to Rust foreign function interface. An attacker could exploit this vulnerability by submitti...