python: Python: CPU Denial of Service in HTML parser via repeated unterminated markup declarations

A flaw was found in Python. Its incremental HTML parser can be exploited by a remote attacker. By sending specially crafted, uncontrolled data with repeated, incomplete markup declarations, the attacker can cause the system to consume excessive central processing unit CPU resources. This leads to...

UBUNTU-CVE-2026-54399

Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending messages with excessive number of headers / excessive...

Linux Distros Unpatched Vulnerability : CVE-2026-2775

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Mitigation bypass in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and...

CVE-2025-63656

An out-of-bounds read in the headercmp function mkserver/mkhttpparser.c of monkey commit f37e984 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2026-0919

The HTTP parser of Tapo C210 v3, C220 v1 and C520WS v2 cameras improperly handles requests containing an excessively long URL path. An invalid‑URL error path continues into cleanup code that assumes allocated buffers exist, leading to a crash and service restart. An unauthenticated attacker can...

CVE-2026-0919

The CVE-2026-0919 issue concerns TP-Link Tapo C220 v1 and C520WS v2 cameras whose HTTP parser mishandles requests with an excessively long URL path. The error path continues into cleanup code that assumes allocated buffers exist, causing a crash and device reboot. An unauthenticated attacker can ...

CVE-2026-0919 Unauthenticated Denial of Service via Oversized URL in HTTP Parser on TP-Link Tapo C210, C220 & C520WS

The HTTP parser of Tapo C210 v3, C220 v1 and C520WS v2 cameras improperly handles requests containing an excessively long URL path. An invalid‑URL error path continues into cleanup code that assumes allocated buffers exist, leading to a crash and service restart. An unauthenticated attacker can...

rubygem-uri: ReDoS vulnerability - upstream's incomplete fix for CVE-2023-28755

A flaw was found in the rubygem URI. The URI parser mishandles invalid URLs that have specific characters, which causes an increase in execution time parsing strings to URI objects. This issue may result in a regular expression denial of service ReDoS...

Http-rs Async-h1 Environment Issue Vulnerability

Http-rs Async-h1 is a Rust-based asynchronous Http parser from the Http-rs team. A security vulnerability exists in async-h1 versions prior to 2.3.0, which stems from the presence of a request smuggling vulnerability. This vulnerability affects any web server that uses async-h1 behind a reverse...