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CVE-2017-5638 Apache Struts vulnerability is the root cause behind Equifax data breach
Pierluigi Paganini September 15, 2017

It's official, the Equifax data breach case was caused by the exploitation of the CVE-2017-5638 Apache Struts vulnerability. The Equifax data breach case was solved, that incident was caused by the e ...

Premium SMS malware EXPENSIVEWALL infected millions of Android handsets
Pierluigi Paganini September 15, 2017

Google removed 50 malicious apps from the official Play Store after experts discovered a new malware, dubbed ExpensiveWall, eluded Google Bouncer checks. Google has removed 50 malicious apps from th ...

Backdoored Display Widgets Plugin potentially affects 200,000 WordPress installs abusing them to spam content
Pierluigi Paganini September 15, 2017

Around 200,000 WordPress websites using the Display Widgets Plugin were impacted after it was updated to include malicious code. According to security firm Wordfence, roughly 200,000 WordPress w ...

Thousands of Elasticsearch installs compromised to host PoS Malware
Pierluigi Paganini September 14, 2017

Experts discovered 4,000 compromised installations on Amazon AWS of open source analytics and search tool Elasticsearch that were running PoS malware. Security researchers from the firm Kromtech h ...

recent articles

Security
Fortinet patches actively exploited FortiOS SSO auth bypass (CVE-2026-24858)

Fortinet released fixes for a critical FortiOS SSO auth bypass (CVE-2026-24858) actively exploited, impacting FortiOS, FortiManager, and FortiAnalyzer. Fortinet started rolling out patches for a c ...

Pierluigi Paganini January 28, 2026
Hacking
PackageGate bugs let attackers bypass protections in NPM, PNPM, VLT, and Bun

Koi researchers found “PackageGate” flaws in NPM, PNPM, VLT, and Bun that let attackers perform supply chain attacks and run malicious code. Security firm Koi uncovered a set of vulnerabilitie ...

Pierluigi Paganini January 28, 2026
Security
WhatsApp rolls out Strict Account settings to strengthen protection for high-risk users

Meta announced new Strict Account Settings on WhatsApp to better protect high-risk users from advanced cyber attacks. Meta announced new Strict Account Settings on WhatsApp to enhance the security ...

Pierluigi Paganini January 27, 2026
Hacking
Shadowserver finds 6,000+ likely vulnerable SmarterMail servers exposed online

Shadowserver researchers found 6,000+ SmarterMail servers exposed online and likely vulnerable to a critical auth bypass flaw. Nonprofit security organization Shadowserver reported that over 6,000 ...

Pierluigi Paganini January 27, 2026
Security
U.S. CISA adds Microsoft Office, GNU InetUtils, SmarterTools SmarterMail, and Linux Kernel flaws to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Microsoft Office, GNU InetUtils, SmarterTools SmarterMail, and Linux Kernel flaws to its Known Exploited Vulnerabilities catalog. ...

Pierluigi Paganini January 27, 2026
Malware
Amnesia RAT deployed in multi-stage phishing attacks against Russian users

A multi-stage phishing campaign targets users in Russia with ransomware and Amnesia RAT using fake business documents as lures. FortiGuard Labs researchers uncovered a multi-stage malware campaign ...

Pierluigi Paganini January 27, 2026
Hacking
Dormakaba flaws allow to access major organizations’ doors

Researchers found over 20 flaws in Dormakaba access systems that could let attackers remotely unlock doors at major organizations. Researchers from SEC Consult discovered and fixed more than 20 se ...

Pierluigi Paganini January 27, 2026
Hacking
Emergency Microsoft update fixes in-the-wild Office zero-day

Microsoft issued emergency updates to fix an actively exploited Office zero-day, CVE-2026-21509, affecting Office 2016–2024 and Microsoft 365 Apps. Microsoft released out-of-band security update ...

Pierluigi Paganini January 26, 2026
Data Breach
ShinyHunters claims 2 Million Crunchbase records; company confirms breach

Crunchbase confirms a data breach after cybercrime group ShinyHunters claims to have stolen over 2 million personal records. Crunchbase confirmed a data breach after the cybercriminal group ShinyH ...

Pierluigi Paganini January 26, 2026
Cyber Crime
Energy sector targeted in multi-stage phishing and BEC campaign using SharePoint

Microsoft warns of a multi-stage phishing and BEC campaign hitting energy firms, abusing SharePoint links and inbox rules to steal credentials. Microsoft reports an active multi-stage phishing cam ...

Pierluigi Paganini January 26, 2026
APT
North Korea–linked KONNI uses AI to build stealthy malware tooling

Check Point links an active phishing campaign to North Korea–aligned KONNI, targeting developers with fake blockchain project docs and using an AI-written PowerShell backdoor. Check Point Resear ...

Pierluigi Paganini January 26, 2026
Breaking News
Russia-linked Sandworm APT implicated in major cyber attack on Poland’s power grid

Russia-linked APT Sandworm launched what was described as the largest cyber attack on Poland’s power grid in Dec 2025. ESET linked a late-2025 cyberattack on Poland’s energy system to the Russ ...

Pierluigi Paganini January 26, 2026
Data Breach
Nike is investigating a possible data breach, after WorldLeaks claims

Nike is investigating a possible cyber incident after the WorldLeaks group claimed it stole data from the company’s systems. Nike is probing a potential security breach after the WorldLeaks cybe ...

Pierluigi Paganini January 25, 2026
Malware
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 81

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter UNO reverse card: stealing cookies from ...

Pierluigi Paganini January 25, 2026
Breaking News
Security Affairs newsletter Round 560 by Pierluigi Paganini – INTERNATIONAL EDITION

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly Security ...

Pierluigi Paganini January 25, 2026
Security
Osiris ransomware emerges, leveraging BYOVD technique to kill security tools

Researchers identified a new Osiris ransomware used in a November 2025 attack, abusing the POORTRY driver via BYOVD to disable security tools. Symantec and Carbon Black researchers uncovered a new ...

Pierluigi Paganini January 24, 2026
Security
U.S. CISA adds a flaw in Broadcom VMware vCenter Server to its Known Exploited Vulnerabilities catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw impacting Broadcom VMware vCenter to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastruc ...

Pierluigi Paganini January 24, 2026
Security
11-Year-Old critical telnetd flaw found in GNU InetUtils (CVE-2026-24061)

Critical telnetd flaw CVE-2026-24061 (CVSS 9.8) affects all GNU InetUtils versions 1.9.3–2.7 and went unnoticed for nearly 11 years. A critical vulnerability, tracked as CVE-2026-24061 (CVSS sco ...

Pierluigi Paganini January 24, 2026
Security
Fortinet warns of active FortiCloud SSO bypass affecting updated devices

Fortinet confirmed attacks are bypassing FortiCloud SSO authentication, affecting even fully patched devices, similar to recent SSO flaws. Fortinet confirmed attacks bypass FortiCloud SSO on fully ...

Pierluigi Paganini January 23, 2026
Security
U.S. CISA adds Prettier eslint-config-prettier, Vite Vitejs, Versa Concerto SD-WAN orchestration platform, and Synacor Zimbra Collaboration Suite flaws to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Prettier eslint-config-prettier, Vite Vitejs, Versa Concerto SD-WAN orchestration platform, and Synacor Zimbra Collaboration Suite f ...

Pierluigi Paganini January 23, 2026