Spammers abuse Zendesk to flood inboxes with legitimate-looking emails, but why?

Short answer: we have no idea. People are actively complaining that their mailboxes and queues are being flooded by emails coming from the Zendesk instances of trusted companies like Discord, Riot Games, Dropbox, and many others. Zendesk is a customer service and support software platform that...

CVE-2026-24010

Horilla is a free and open source Human Resource Management System HRMS. A critical File Upload vulnerability in versions prior to 1.5.0, with Social Engineering, allows authenticated users to deploy phishing attacks. By uploading a malicious HTML file disguised as a profile picture, an attacker...

Hackers Are Using LinkedIn DMs and PDF Tools to Deploy Trojans

That LinkedIn message pretending to be job offer could just be malwre...

Fake LastPass maintenance emails target users

The LastPass Threat Intelligence, Mitigation, and Escalation TIME team has published a warning about an active phishing campaign in which fake “maintenance” emails pressure users to back up their vaults within 24 hours. The emails lead to credential-stealing phishing sites rather than any...

CVE-2026-24010

Horilla is a free and open source Human Resource Management System HRMS. A critical File Upload vulnerability in versions prior to 1.5.0, with Social Engineering, allows authenticated users to deploy phishing attacks. By uploading a malicious HTML file disguised as a profile picture, an attacker...

North Korean PurpleBravo Campaign Targeted 3,136 IP Addresses via Fake Job Interviews

As many as 3,136 individual IP addresses linked to likely targets of the Contagious Interview activity have been identified, with the campaign claiming 20 potential victim organizations spanning artificial intelligence AI, cryptocurrency, financial services, IT services, marketing, and software...

ClickFix to CrashFix: KongTuke Used Fake Chrome Ad Blocker to Install ModeloRAT

Huntress discovers 'CrashFix,' a new attack by KongTuke hacker group using fake ad blockers to crash browsers and trick office workers into installing ModeloRAT malware...

A week in security (January 12 – January 18)

Last week on Malwarebytes Labs: WhisperPair exposes Bluetooth earbuds and headphones to tracking and eavesdropping Dutch police sell fake tickets to show how easily scams work "Reprompt" attack lets attackers steal data from Microsoft Copilot Phishing scammers are posting fake "account restricted...

CVE-2025-14463 Payment Button for PayPal <= 1.2.3.41 - Missing Authorization to Unauthenticated Arbitrary Order Creation

The Payment Button for PayPal plugin for WordPress is vulnerable to unauthorized order creation in all versions up to, and including, 1.2.3.41. This is due to the plugin exposing a public AJAX endpoint wppaypalcheckoutajaxprocessorder that processes checkout results without any authentication or...

Dutch police sell fake tickets to show how easily scams work

If you can’t beat them, copy them. That seems to be the thinking behind an unusual campaign by the Dutch police, who set up a fake ticket website selling tickets that don’t exist. The website, TicketBewust.nl, invites people to order tickets for events like football matches and concerns. But the...

MiracleLinux 7 : gnupg2-2.0.22-5.el7 (AXSA:2018-3256:01)

The remote MiracleLinux 7 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2018-3256:01 advisory. gnupg2: Improper sanitization of filenames allows for the display of fake status messages and the bypass of signature verification CVE-2018-12020 Tenable has...

MiracleLinux 4 : gnupg2-2.0.14-9.AXS4 (AXSA:2018-3257:01)

The remote MiracleLinux 4 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2018-3257:01 advisory. gnupg2: Improper sanitization of filenames allows for the display of fake status messages and the bypass of signature verification CVE-2018-12020 Tenable has...

Phishing scammers are posting fake “account restricted” comments on LinkedIn

Recently, fake LinkedIn profiles have started posting comment replies claiming that a user has " engaged in activities that are not in compliance" with LinkedIn's policies and that their account has been " temporarily restricted" until they submit an appeal through a specified link in the comment...

How real software downloads can hide remote backdoors

It starts with a simple search. You need to set up remote access to a colleague’s computer. You do a Google search for “RustDesk download,” click one of the top results, and land on a polished website with documentation, downloads, and familiar branding. You install the software, launch it, and...

Hackers Launch Over 91,000 Attacks on AI Systems Using Fake Ollama Servers

A new investigation by GreyNoise reveals a massive wave of over 90,000 attacks targeting AI tools like Ollama and OpenAI. Experts warn that hackers are conducting "reconnaissance" to map out vulnerabilities in enterprise AI systems...

Russian BlueDelta (Fancy Bear) Uses PDFs to Steal Logins in Just 2 Seconds

New research from Recorded Future reveals how Russian state hackers BlueDelta are using fake Microsoft and Google login portals to steal credentials. The campaign involves using legitimate PDF lures from GRC and EcoClimate to trick victims...

Fake Employee Reports Spread Guloader and Remcos RAT Malware

Scammers are using fake October 2025 performance reviews to trick staff into installing Guloader and Remcos RAT malware. Learn how to identify this threat and protect your personal data from remote hackers...

New OPCOPRO Scam Uses AI and Fake WhatsApp Groups to Defraud Victim

Meet OPCOPRO, an online scam that builds a fake AI-run world like The Truman Show using WhatsApp and apps to steal IDs via fake KYC and investments...

The Unfriending Truth: How to Spot a Facebook Phishing Scam Before It's Too Late

The Unfriending Truth: How to Spot a Facebook Phishing Scam Before It's Too Late By Mark Joseph Marti · January 12, 2026 Introduction As one of the world's largest social media platforms, with over 3 billion active users, Facebook is a frequent target for phishing scams. Hackers aim to hijack use...

Belief in False Information: A Human-Centered Security Risk in Sociotechnical Systems

This paper provides a comprehensive literature review on the belief in false information, including misinformation, disinformation, and fake information. It addresses the increasing societal concern regarding false information, which is fueled by technological progress, especially advancements in...