#critical


Cisco warns of critical flaws allowing Nexus switch takeover

Oct 9, 2026 // 00:57

Cisco released security advisories for five critical vulnerabilities in its NX-OS data center network operating system that could be exploited to run arbitrary code with […]

FBI disrupts Chinese hacking tools used to breach critical infrastructure

Oct 9, 2026 // 00:57

The FBI has seized seven domains used by Chinese state-sponsored hackers known as Flax Typhoon to operate two hacking tools, MicroScan and FishHub, used in […]

Unpatched Critical LMCache Flaw Lets Unauthenticated Attackers Run Code Remotely

Oct 7, 2026 // 18:44

A critical vulnerability in LMCache, open-source software that speeds up large language model (LLM) servers such as vLLM, lets an attacker run code on the […]

Hackers exploit critical Atlassian flaw after public PoC release

Oct 7, 2026 // 15:56

A critical vulnerability (CVE-2026-21589) affecting multiple Atlassian product families, including Jira, Confluence, and Bitbucket, is being exploited in attacks that do not require authentication. Earlier […]

Atlassian warns of critical file-access flaw in Jira, Confluence

Oct 7, 2026 // 12:37

Atlassian is warning customers of a critical vulnerability, tracked as CVE-2026-21589, that can be exploited for arbitrary file-access in multiple self-hosted Data Center products, including […]

Rejetto HFS servers now actively scanned for critical RCE flaw

Oct 6, 2026 // 12:57

Hackers are actively scanning for a Rejetto HFS weak signing key vulnerability, tracked as CVE-2026-61500, that allows session forgery, account takeover, and remote code execution […]

Critical Atlassian Flaw Lets Unauthenticated Attackers Read Known Files Across 8 Products

Oct 6, 2026 // 12:47

A critical flaw in 8 Atlassian Data Center products, which customers host themselves, allows an attacker with no login access to read specific files in […]

GitLab warns of critical RCE vulnerability in AI Gateway service

Oct 2, 2026 // 23:17

GitLab warned customers today to immediately patch a critical AI Gateway vulnerability that could let attackers run arbitrary commands on vulnerable instances. AI Gateway is […]

GitLab Patches Critical 9.9 AI Gateway Flaw Allowing Command Execution on Self-Hosted Servers

Oct 2, 2026 // 23:15

A critical flaw in GitLab’s AI Gateway could let a logged-in user with Duo Agent Platform access run commands on the gateway under certain conditions, […]

Fortinet warns of critical FortiMail flaw exploited in zero-day attacks

Oct 2, 2026 // 11:57

Fortinet is warning customers of a critical FortiMail vulnerability, tracked as CVE-2026-104286, that is being actively exploited in zero-day attacks to execute unauthorized code or […]

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