Blocky DNSSEC validation bypass and validation-cache scope pollution

Summary Blocky accepts and caches forged DNS answers while dnssec.validate: true is enabled. The issue has two related exploit paths: 1. Basic DNSSEC validation bypass. If an untrusted upstream returns an unsigned positive answer for a DNSSEC-signed public domain, Blocky classifies the response a...

Exploit for CVE-2026-31431

CVE-2026-31431 Copy Fail Exploit A Linux kernel page cache co...

CVE-2026-2833

CVE-2026-2833 / Pingora HTTP request smuggling via premature Upgrade . Affected product: Pingora proxy in standalone deployments. Vulnerability: HTTP/1.1 upgrade handling allows forwarding the bytes after an Upgrade header to the backend before the backend accepts the upgrade (CWE-444), potential...

FreeBSD : powerdns-recursor -- cache pollution (c4fb21e4-b579-11f0-871c-6805ca2fa271)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the c4fb21e4-b579-11f0-871c-6805ca2fa271 advisory. PowerDNS Team reports: It has been brought to our attention that the Recursor does not apply...

PowerDNS Recursor Multiple Cache Pollution Vulnerabilities (2025-06)

PowerDNS Recursor is prone to multiple cache pollution vulnerabilities. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...

[SECURITY] [DSA 6045-1] pdns-recursor security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6045-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff October 29, 2025 https://www.debian.org/security/faq -...

Debian dsa-6045 : pdns-recursor - security update

The remote Debian 13 host has a package installed that is affected by multiple vulnerabilities as referenced in the dsa-6045 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6045-1 [email protected] https://www.debian.org/securit...

Discourse security vulnerabilities

Discourse is an open source community discussion platform from Discourse Open Source. The platform includes features such as communities, email and chat rooms. A security vulnerability exists in Discourse versions prior to 3.6.2 and 3.6.0.beta2, which stems from the lack of a default Cache-Contro...

GHSA-Q7JF-GF43-6X6P Hono vulnerable to Vary Header Injection leading to potential CORS Bypass

Summary A flaw in the CORS middleware allowed request Vary headers to be reflected into the response, enabling attacker-controlled Vary values and potentially affecting cache behavior. Details The middleware previously copied the Vary header from the request when origin was not set to "". Since...

Hono vulnerable to Vary Header Injection leading to potential CORS Bypass

Summary A flaw in the CORS middleware allowed request Vary headers to be reflected into the response, enabling attacker-controlled Vary values and potentially affecting cache behavior. Details The middleware previously copied the Vary header from the request when origin was not set to "". Since...

powerdns-recursor -- cache pollution

PowerDNS Team reports: It has been brought to our attention that the Recursor does not apply strict enough validation of received delegation information. The malicious delegation information can be sent by an attacker spoofing packets...

EUVD-2016-9577

Malware in sbrugna...

EUVD-2018-6532

Malware in sbrugna...

EUVD-2019-0733

Malware in sbrugna...

EUVD-2022-1051

Malicious code in bioql PyPI...

curl security vulnerabilities

curl is cURL open source a tool for transferring data from or to the server . There is a security vulnerability in curl that can be exploited by attackers that may cause malicious server-induced traffic to be mistaken for real HTTP traffic by proxy servers, thereby polluting their caches...

FreeBSD : powerdns-recursor -- cache pollution (b3948bf3-685e-11f0-bff5-6805ca2fa271)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the b3948bf3-685e-11f0-bff5-6805ca2fa271 advisory. PowerDNS Team reports: An attacker spoofing answers to ECS enabled requests sent out by the Recursor ha...

powerdns-recursor -- cache pollution

PowerDNS Team reports: An attacker spoofing answers to ECS enabled requests sent out by the Recursor has a chance of success higher than non-ECS enabled queries. The updated version include various mitigations against spoofing attempts of ECS enabled queries by chaining ECS enabled requests and...

Omise: Cache Pollution via Unkeyed GET Parameters on www.omise.co

The CDN serving the website appeared to cache pages based on the full URL, including arbitrary query parameters, without normalizing or properly keying them. This behavior resulted in cache pollution, where the cache was filled with redundant versions of the same page...

Linux Distros Unpatched Vulnerability : CVE-2016-8743

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Apache HTTP Server, in all releases prior to 2.2.32 and 2.4.25, was liberal in the whitespace accepted from requests and sent in response lines and headers...