The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Citrix NetScaler to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a flaw in Citrix NetScaler, tracked as CVE-2026-3055 (CVSS ver. 4.0 score of…
Tag: Security Affairs
Qilin Ransomware allegedly breached chemical manufacturer giant Dow Inc
Qilin ransomware claims a breach of Dow Inc., listing it on its Tor leak site, but no proof of the hack has been released yet. Qilin Ransomware group allegedly breached the chemical manufacturing giant Dow Inc. The cybercrime group added…
China-Linked groups target Southeast Asian government with advanced malware in 2025
China-linked groups hit a Southeast Asian government in 2025, deploying multiple malware families in a sophisticated cyber campaign. In 2025, three China-linked threat clusters targeted a Southeast Asian government in a complex, well-funded cyber operation. Threat actors deployed numerous malware…
It’s a mystery … alleged unpatched Telegram zero-day allows device takeover, but Telegram denies
A critical Telegram flaw could allow zero-click remote code execution on devices, but Telegram denies it. Researcher Michael DePlante (@izobashi) of TrendAI Zero Day disclosed a new Telegram vulnerability through Zero Day Initiative (ZDI). The vulnerability, tracked as ZDI-CAN-30207 (CVSS…
Critical Fortinet FortiClient EMS flaw exploited for Remote Code Execution
Attackers are exploiting a critical Fortinet FortiClient EMS flaw (CVE-2026-21643) that allows remote code execution via SQL injection. A critical Fortinet FortiClient EMS vulnerability, tracked as CVE-2026-21643 (CVSS score of 9.1), is now being actively exploited. Defused researchers warn that…
New macOS Infinity Stealer uses Nuitka Python payload and ClickFix
Infinity Stealer targets macOS via fake Cloudflare CAPTCHA, using Nuitka; first such campaign per Malwarebytes. Researchers at Malwarebytes spotted a new macOS infostealer, named Infinity Stealer, using a Python payload compiled with Nuitka. It spreads via ClickFix, tricking users with…
Russia-linked APT TA446 uses DarkSword exploit to target iPhone users in phishing wave
Russia-linked TA446 is using the DarkSword iOS exploit kit in targeted phishing campaigns to compromise iPhone users. Russia-linked APT group TA446 (aka SEABORGIUM, ColdRiver, Callisto, and Star Blizzard) is using the DarkSword exploit kit in targeted spear-phishing campaigns against iOS…
Urgent Alert: NetScaler bug CVE-2026-3055 probed by attackers could leak sensitive data
Attackers are actively probing a critical Citrix NetScaler flaw (CVE-2026-3055) that can leak sensitive data via a memory overread issue. A critical vulnerability, tracked as CVE-2026-3055 (CVSS score of 9.3), in Citrix NetScaler ADC and Gateway is already being actively…
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 90
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape New Malware Targets Users of Cobra DocGuard Software Government of Iran Cyber Actors Deploy Telegram C2 to Push Malware to Identified…
Security Affairs newsletter Round 569 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 SecurityAffairs newsletter, including the international press. ShinyHunters…
Apple issues urgent lock screen warnings for unpatched iPhones and iPads
Apple is alerting users of outdated iPhones and iPads via lock screen warnings about active web-based exploits, urging immediate software updates. Apple is sending lock screen alerts to users running outdated iOS and iPadOS versions, warning of active web-based attacks…
ShinyHunters claims the hack of the European Commission
The European Commission has allegedly been breached by ShinyHunters, with reported data dumps including content from mail servers. The European Commission has allegedly been breached by ShinyHunters, with reported data dumps including content from mail servers and internal communications systems.…
Iran-linked group Handala hacked FBI Director Kash Patel’s personal email account
Iran-linked group Handala claims it hacked FBI Director Kash Patel’s personal email, leaking files. The FBI says no government data was exposed. Iran-linked hacking group Handala claims it breached FBI Director Kash Patel’s personal Gmail account and shared alleged data,…
U.S. CISA adds a flaw in F5 BIG-IP AMP to its Known Exploited Vulnerabilities catalog
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in F5 BIG-IP AMP to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a flaw in F5 BIG-IP AMP, tracked as CVE-2025-53521 (CVSS ver. 3.1…
The European Commission confirmed a cyberattack affecting part of its cloud systems
The European Commission confirmed a cyberattack affecting part of its cloud systems, now contained, with no impact on internal networks. On March 24, the European Commission detected a cyberattack affecting the cloud infrastructure hosting its Europa.eu websites. The incident was…
CISA and BSI warn orgs of critical PTC Windchill and FlexPLM flaw
CISA warns of a critical flaw in PTC Windchill and FlexPLM (CVE-2026-4681), with no patch yet and potential for imminent exploitation. CISA issued an advisory about a critical vulnerability, tracked as CVE-2026-4681 (CVSS score of 10.0), in PTC’s Windchill and…
New AITM phishing wave hijacks TikTok Business accounts
A new AITM phishing campaign targets TikTok Business accounts to hijack them for malvertising, continuing tactics seen in earlier Google-themed scams. Push Security researchers uncovered a new wave of AITM phishing pages targeting TikTok for Business accounts, aiming to hijack…
U.S. CISA adds an Aquasecurity Trivy flaw to its Known Exploited Vulnerabilities catalog
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds an Aquasecurity Trivy flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added an Aquasecurity Trivy flaw, tracked as CVE-2026-33634 (CVSS score of 9.3), to its Known Exploited…
China-linked Red Menshen APT deploys stealthy BPFDoor implants in telecom networks
China-linked Red Menshen APT group used stealthy BPFDoor implants in telecom networks to spy on government targets. Rapid7 Labs uncovered a China-linked threat group known as Red Menshen has been running a long-term espionage campaign by infiltrating telecom networks, mainly…
U.S. CISA adds a Langflow flaw to its Known Exploited Vulnerabilities catalog
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Langflow to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a Langflow flaw, tracked as CVE-2026-33017 (CVSS score of 9.3), to its Known Exploited Vulnerabilities…