Como usar os módulos do Node.js com o npm e o package.json
O autor selecionou a Open Internet/Free Speech Fund para receber uma doação como parte do programa Write for DOnations. Devido a funcionalidades como sua performance rápida de…
Debian 11 — velocity — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2020-13936 Upstream summary: An attacker that is able to modify Velocity templates may execute arbitrary Java code or run arbitrary system commands with the same privileges as the […]
How To Set Up Jenkins for Continuous Development Integration on CentOS 7
Merging code. Coordinating releases. Determining build status. Maintaining updates. If you know the frustration of these processes well enough that the words themselves threaten a headache, you might want to look into Jenkins CI. At its core, Jenkins does two things: automated integration and external build monitoring. This means that it can greatly simplify the process of keeping your code maintainable and keep a close and untiring eye on the quality of your builds.
Debian 11 — libvt-ldap-java — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2014-3607 Upstream summary: DefaultHostnameVerifier in Ldaptive (formerly vt-ldap) does not properly verify that the server hostname matches a domain name in the subject's Common Name (CN) field of […]
How To Install the Django Web Framework on Ubuntu 22.04
Introduction Django is a full-featured Python web framework for developing dynamic websites and applications. Using Django, you can quickly create Python web applications and rely on the framework to do a good deal of the heavy lifting. In this guide, you will get Django up and running on an Ubuntu 22.04 server. After installation, you […]
Debian 11 — libxstream-java — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2013-7285 CVE-2016-3674 CVE-2017-7957 CVE-2019-10173 CVE-2020-26217 CVE-2020-26258 CVE-2020-26259 CVE-2021-21341 +12 more Upstream summary: Xstream API versions up to 1.4.6 and version 1.4.10, if the security framework has not been […]
How To Install OpenVPN Access Server on Ubuntu 12.04
OpenVPN Access Server is a “full featured SSL VPN software solution that integrates OpenVPN server capabilities, enterprise management capabilities, simplified OpenVPN Connect UI, and OpenVPN Client software packages that accommodate Windows, MAC, and Linux OS environments.” Install OpenVPN Access Server on your Ubuntu 12.04 VPS.
How to Set Up MySQL Master-Replica Replication on RHEL 10
Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying set up mysql master-replica replication both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up MySQL Master-Replica Replication on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]
Debian 11 — jquery-goodies — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2022-23395 Upstream summary: jQuery Cookie 1.4.1 is affected by prototype pollution, which can lead to DOM cross-site scripting (XSS). Table of contents Symptom & Impact Environment & Reproduction […]
Ubuntu 18.04 — node-json5 — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6758-1 Related CVEs: CVE-2022-46175 Upstream summary: It was discovered that the JSON5 parse method incorrectly handled the parsing of keys named \_\_proto\_\_. An attacker could possibly use this issue to […]
