Security News

hackernews Feb 26, 2026 at 15:17

UAT-10027 Targets U.S. Education and Healthcare with Dohdoor Backdoor

A previously undocumented threat activity cluster has been attributed to an ongoing malicious campaign targeting education and healthcare sectors in the U.S. since at least December 2025. The campaign is being tracked by Cisco Talos under the moniker UAT-10027. The end goal of the attacks is to deliver a never-before-seen backdoor codenamed Dohdoor. "Dohdoor utilizes the DNS-over-HTTPS (DoH)

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hackernews Feb 26, 2026 at 14:28

ThreatsDay Bulletin: Kali Linux + Claude, Chrome Crash Traps, WinRAR Flaws, LockBit & 15+ Stories

Nothing here looks dramatic at first glance. That’s the point. Many of this week’s threats begin with something ordinary, like an ad, a meeting invite, or a software update. Behind the scenes, the tactics are sharper. Access happens faster. Control is established sooner. Cleanup becomes harder. Here is a quick look at the signals worth paying attention to. AI-powered command

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hackernews Feb 26, 2026 at 12:06

Expert Recommends: Prepare for PQC Right Now

Introduction: Steal It Today, Break It in a Decade Digital evolution is unstoppable, and though the pace may vary, things tend to fall into place sooner rather than later. That, of course, applies to adversaries as well. The rise of ransomware and cyber extortion generated funding for a complex and highly professional criminal ecosystem. The era of the cloud brought general availability of

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hackernews Feb 26, 2026 at 10:35

Microsoft Warns Developers of Fake Next.js Job Repos Delivering In-Memory Malware

A "coordinated developer-targeting campaign" is using malicious repositories disguised as legitimate Next.js projects and technical assessments to trick victims into executing them and establish persistent access to compromised machines. "The activity aligns with a broader cluster of threats that use job-themed lures to blend into routine developer workflows and increase the likelihood of code

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hackernews Feb 26, 2026 at 10:09

Malicious StripeApi NuGet Package Mimicked Official Library and Stole API Tokens

Cybersecurity researchers have disclosed details of a new malicious package discovered on the NuGet Gallery, impersonating a library from financial services firm Stripe in an attempt to target the financial sector. The package, codenamed StripeApi.Net, attempts to masquerade as Stripe.net, a legitimate library from Stripe that has over 75 million downloads. It was uploaded by a user named

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hackernews Feb 26, 2026 at 06:13

Cisco SD-WAN Zero-Day CVE-2026-20127 Exploited Since 2023 for Admin Access

A newly disclosed maximum-severity security flaw in Cisco Catalyst SD-WAN Controller (formerly vSmart) and Catalyst SD-WAN Manager (formerly vManage) has come under active exploitation in the wild as part of malicious activity that dates back to 2023. The vulnerability, tracked as CVE-2026-20127 (CVSS score: 10.0), allows an unauthenticated remote attacker to bypass authentication and obtain

Related CVEs: CVE-2026-20127

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hackernews Feb 25, 2026 at 17:46

Google Disrupts UNC2814 GRIDTIDE Campaign After 53 Breaches Across 42 Countries

Google on Wednesday disclosed that it worked with industry partners to disrupt the infrastructure of a suspected China-nexus cyber espionage group tracked as UNC2814 that breached at least 53 organizations across 42 countries. "This prolific, elusive actor has a long history of targeting international governments and global telecommunications organizations across Africa, Asia, and the Americas,"

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hackernews Feb 25, 2026 at 17:00

Claude Code Flaws Allow Remote Code Execution and API Key Exfiltration

Cybersecurity researchers have disclosed multiple security vulnerabilities in Anthropic's Claude Code, an artificial intelligence (AI)-powered coding assistant, that could result in remote code execution and theft of API credentials. "The vulnerabilities exploit various configuration mechanisms, including Hooks, Model Context Protocol (MCP) servers, and environment variables – executing

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hackernews Feb 25, 2026 at 15:06

SLH Offers $500–$1,000 Per Call to Recruit Women for IT Help Desk Vishing Attacks

The notorious cybercrime collective known as Scattered LAPSUS$ Hunters (SLH) has been observed offering financial incentives to recruit women to pull off social engineering attacks. The idea is to hire them for voice phishing campaigns targeting IT help desks, Dataminr said in a new threat brief. The group is said to be offering anywhere between $500 and $1,000 upfront per call, in addition to

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hackernews Feb 25, 2026 at 14:30

Top 5 Ways Broken Triage Increases Business Risk Instead of Reducing It

Triage is supposed to make things simpler. In a lot of teams, it does the opposite. When you can’t reach a confident verdict early, alerts turn into repeat checks, back-and-forth, and “just escalate it” calls. That cost doesn’t stay inside the SOC; it shows up as missed SLAs, higher cost per case, and more room for real threats to slip through. So where does triage go wrong? Here are five triage

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hackernews Feb 25, 2026 at 12:43

Malicious NuGet Packages Stole ASP.NET Data; npm Package Dropped Malware

Cybersecurity researchers have discovered four malicious NuGet packages that are designed to target ASP.NET web application developers to steal sensitive data. The campaign, discovered by Socket, exfiltrates ASP.NET Identity data, including user accounts, role assignments, and permission mappings, as well as manipulates authorization rules to create persistent backdoors in victim applications.

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hackernews Feb 25, 2026 at 11:00

Manual Processes Are Putting National Security at Risk

Why automating sensitive data transfers is now a mission-critical priority More than half of national security organizations still rely on manual processes to transfer sensitive data, according to The CYBER360: Defending the Digital Battlespace report. This should alarm every defense and government leader because manual handling of sensitive data is not just inefficient, it is a systemic

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hackernews Feb 25, 2026 at 08:49

Defense Contractor Employee Jailed for Selling 8 Zero-Days to Russian Broker

A 39-year-old Australian national who was previously employed at U.S. defense contractor L3Harris has been sentenced to a little over seven years in prison for selling eight zero-day exploits to Russian exploit broker Operation Zero in exchange for millions of dollars. Peter Williams pleaded guilty to two counts of theft of trade secrets in October 2025. In addition to the jail term, Williams

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hackernews Feb 25, 2026 at 07:04

SolarWinds Patches 4 Critical Serv-U 15.5 Flaws Allowing Root Code Execution

SolarWinds has released updates to address four critical security flaws in its Serv-U file transfer software that, if successfully exploited, could result in remote code execution. The vulnerabilities, all rated 9.1 on the CVSS scoring system, are listed below - CVE-2025-40538 - A broken access control vulnerability that allows an attacker to create a system admin user and execute arbitrary

Related CVEs: CVE-2025-40538

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hackernews Feb 25, 2026 at 05:23

CISA Confirms Active Exploitation of FileZen CVE-2026-25108 Vulnerability

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a recently disclosed vulnerability in FileZen to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerability, tracked as CVE-2026-25108 (CVSS v4 score: 8.7), is a case of operating system (OS) command injection that could allow an authenticated user to execute

Related CVEs: CVE-2026-25108

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hackernews Feb 24, 2026 at 18:52

RoguePilot Flaw in GitHub Codespaces Enabled Copilot to Leak GITHUB_TOKEN

A vulnerability in GitHub Codespaces could have been exploited by bad actors to seize control of repositories by injecting malicious Copilot instructions in a GitHub issue. The artificial intelligence (AI)-driven vulnerability has been codenamed RoguePilot by Orca Security. It has since been patched by Microsoft following responsible disclosure. "Attackers can craft hidden instructions inside a

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hackernews Feb 24, 2026 at 14:21

UAC-0050 Targets European Financial Institution With Spoofed Domain and RMS Malware

A Russia-aligned threat actor has been observed targeting a European financial institution as part of a social engineering attack to likely facilitate intelligence gathering or financial theft, signaling a possible expansion of the threat actor's targeting beyond Ukraine and into entities supporting the war-torn nation. The activity, which targeted an unnamed entity involved in regional

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hackernews Feb 24, 2026 at 11:58

Identity Prioritization isn't a Backlog Problem - It's a Risk Math Problem

Most identity programs still prioritize work the way they prioritize IT tickets: by volume, loudness, or “what failed a control check.” That approach breaks the moment your environment stops being mostly-human and mostly-onboarded. In modern enterprises, identity risk is created by a compound of factors: control posture, hygiene, business context, and intent. Any one of these can perhaps be

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hackernews Feb 24, 2026 at 11:52

Lazarus Group Uses Medusa Ransomware in Middle East and U.S. Healthcare Attacks

The North Korea-linked Lazarus Group (aka Diamond Sleet and Pompilus) has been observed using Medusa ransomware in an attack targeting an unnamed entity in the Middle East, according to a new report by the Symantec and Carbon Black Threat Hunter Team. Broadcom's threat intelligence division said it also identified the same threat actors mounting an unsuccessful attack against a healthcare

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hackernews Feb 24, 2026 at 09:54

UnsolicitedBooker Targets Central Asian Telecoms With LuciDoor and MarsSnake Backdoors

The threat activity cluster known as UnsolicitedBooker has been observed targeting telecommunications companies in Kyrgyzstan and Tajikistan, marking a shift from prior attacks aimed at Saudi Arabian entities. The attacks involve the deployment of two distinct backdoors codenamed LuciDoor and MarsSnake, according to a report published by Positive Technologies last week. "The group used several

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