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The Hacker News

Experts Demonstrate Barracuda Email Security Gateway Chain Enabling Root Access Without Login

Two flaws in Barracuda's Email Security Gateway, an email-filtering appliance, can be chained to run commands on it as root, its highest level of access, with no login required. The company released patches on Monday, and the security firm watchTowr detailed the attack chain on Thursday. One flaw, CVE-2026-116606, is an authorization bypass. An unauthenticated attacker can use it to restore a

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Help Net Security

November 2026 Patch Tuesday forecast: Old software continues to bite

How did you enjoy October 2026 Patch Tuesday? Were there enough CVEs reported to keep you busy for the rest of the year or are you finished and ready for another round next week? They released the regularly scheduled update nearly two and a half hours late, but Microsoft did resolve another record-breaking 1,407 unique CVEs. As in previous months, there were limited CVEs we needed to immediately deal with. In October…

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Help Net Security

Security certification is a snapshot, and buyers read too much into it

In this Help Net Security video, Mariia Bakhtina, a research specialist at Masaryk University, explains what a Common Criteria or FIPS-140 certificate does and does not promise. In her team’s analysis, about 6 in 10 vulnerabilities matched to certified products, smartcards aside, were disclosed after the certification date. She also describes sec-certs and SCRUTINY, two open-source tools her lab builds, and the one q…

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The Hacker News

Hackers Hide Linux Backdoor in Control Web Panel Server to Execute Commands Without Logs

A backdoor has been found hiding in the web server that runs Control Web Panel (CWP), a free panel for managing Linux hosting servers, researchers at QiAnXin's XLab said this week. The backdoored web server executes commands that attackers send via web requests, and those requests never appear in its access logs. Installing it takes root access, so the attackers must already control the server.

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AWS Security Bulletins

CVE-2026-109518 - APT package manager that affects Ubuntu and Debian operating systems

Bulletin ID: 2026-172-AWS Publication Date: 11/05/2026 20:00 PM PST Description: An issue in the APT package manager (CVE-2026-109518) affects Ubuntu and Debian operating systems. Under specific conditions, when APT is configured to use HTTP package sources with retry settings enabled, a third party with a network position between the host and the package mirror could cause APT to install a package that did not pass…

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