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MUST READ

U.S. CISA adds CrushFTP, Google Chromium, and SysAid flaws to its Known Exploited Vulnerabilities catalog

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U.S. CISA urges FCEB agencies to fix two Microsoft SharePoint flaws immediately and added them to its Known Exploited Vulnerabilities catalog

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Sophos fixed two critical Sophos Firewall vulnerabilities

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French Authorities confirm XSS.is admin arrested in Ukraine

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Microsoft linked attacks on SharePoint flaws to China-nexus actors

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Cisco confirms active exploitation of ISE and ISE-PIC flaws

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SharePoint under fire: new ToolShell attacks target enterprises

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CrushFTP zero-day actively exploited at least since July 18

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Hardcoded credentials found in HPE Aruba Instant On Wi-Fi devices

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MuddyWater deploys new DCHSpy variants amid Iran-Israel conflict

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U.S. CISA urges to immediately patch Microsoft SharePoint flaw adding it to its Known Exploited Vulnerabilities catalog

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Microsoft issues emergency patches for SharePoint zero-days exploited in "ToolShell" attacks

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SharePoint zero-day CVE-2025-53770 actively exploited in the wild

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Singapore warns China-linked group UNC3886 targets its critical infrastructure

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U.S. CISA adds Fortinet FortiWeb flaw to its Known Exploited Vulnerabilities catalog

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SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 54

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Security Affairs newsletter Round 533 by Pierluigi Paganini – INTERNATIONAL EDITION

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Radiology Associates of Richmond data breach impacts 1.4 million people

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Fortinet FortiWeb flaw CVE-2025-25257 exploited hours after PoC release

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Authorities released free decryptor for Phobos and 8base ransomware

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Security

Pierluigi Paganini June 02, 2025
Experts published a detailed analysis of Cisco IOS XE WLC flaw CVE-2025-20188

Technical details about a critical Cisco IOS XE WLC flaw (CVE-2025-20188) are now public, raising the risk of a working exploit emerging soon. Details of a critical vulnerability, tracked as CVE-2025-20188, impacting Cisco IOS XE WLC are now public, raising the risk of exploitation. In early May, Cisco released software updates to address the vulnerability CVE-2025-20188 […]

Pierluigi Paganini June 01, 2025
Two flaws in vBulletin forum software are under attack

Experts found two vulnerabilities in the vBulletin forum software, one of which is already being exploited in real-world attacks. Two critical vBulletin flaws, tracked as CVE-2025-48827 and CVE-2025-48828, enable API abuse and remote code execution. The experts warn that one of these flaws is actively exploited in the wild. An unauthenticated user could exploit CVE-2025-48827 […]

Pierluigi Paganini May 31, 2025
Two Linux flaws can lead to the disclosure of sensitive data

Qualys warns of two information disclosure flaws in apport and systemd-coredump, the core dump handlers in Ubuntu, Red Hat Enterprise Linux, and Fedora distros. Researchers discovered a vulnerability in Apport (Ubuntu’s core dump handler) and another bug in systemd-coredump, which is used in the default configuration of Red Hat Enterprise Linux 9 and the Fedora distribution. systemd-coredump automatically captures “core […]

Pierluigi Paganini May 29, 2025
China-linked APT41 used Google Calendar as C2 to control its TOUGHPROGRESS malware

Google says China-linked group APT41 controlled malware via Google Calendar to target governments through a hacked site. Google warns that China-linked APT41 used TOUGHPROGRESS malware with Google Calendar as C2, targeting various government entities via a compromised website. ” In late October 2024, GTIG discovered an exploited government website hosting malware being used to target multiple […]

Pierluigi Paganini May 28, 2025
Czech Republic accuses China’s APT31 of a cyberattack on its Foreign Ministry

The Czech government condemned China after linking cyber espionage group APT31 to a cyberattack on its critical infrastructure. The Czech government strongly condemned China after the cyber espionage group APT31 was linked to a cyberattack targeting the nation’s critical infrastructure. The Czech government condemned China after APT31 hackers infiltrated a ministry’s unclassified system in 2022 […]

Pierluigi Paganini May 28, 2025
App Store Security: Apple stops $2B in fraud in 2024 alone, $9B over 5 years

Apple blocked over $9B in fraud in 5 years, including $2B in 2024, stopping scams from deceptive apps to fake payment schemes on the App Store. In the past five years alone, Apple says it has blocked over $9 billion in fraudulent transactions, more than $2 billion of that in 2024, highlighting its ongoing efforts […]

Pierluigi Paganini May 28, 2025
Crooks use a fake antivirus site to spread Venom RAT and a mix of malware

Researchers found a fake Bitdefender site spreading the Venom RAT by tricking users into downloading it as antivirus software. DomainTools Intelligence (DTI) researchers warn of a malicious campaign using a fake website (“bitdefender-download[.]com”) spoofing Bitdefender’s Antivirus for Windows download page to trick visitors into downloading a remote access trojan called Venom RAT. “A malicious campaign […]

Pierluigi Paganini May 28, 2025
Iranian Man pleaded guilty to role in Robbinhood Ransomware attacks

Iranian man pleads guilty to role in Baltimore ransomware attack tied to Robbinhood, admitting to computer and wire fraud conspiracy. Iranian national Sina Gholinejad pleaded guilty to his role in a Robbinhood ransomware scheme that hit U.S. cities, including Baltimore and Greenville. The attacks caused major disruptions and over $19 million in damages to Baltimore […]

Pierluigi Paganini May 26, 2025
Fake software activation videos on TikTok spread Vidar, StealC

Crooks use TikTok videos with fake tips to trick users into running commands that install Vidar and StealC malware in ClickFix attacks. Cybercriminals leverage AI-generated TikTok videos in ClickFix attacks to spread Vidar and StealC malware, reports Trend Micro. These videos trick users into running PowerShell commands disguised as software activation steps for tools like […]

Pierluigi Paganini May 24, 2025
Leader of Qakbot cybercrime network indicted in U.S. crackdown

The U.S. indicted Russian Rustam Gallyamov for leading the Qakbot botnet, which infected 700K+ devices and was used in ransomware attacks. The U.S. authorities have indicted Russian national Rustam Gallyamov, the leader of the Qakbot operation, which infected over 700,000 computers and facilitated ransomware attacks. Qakbot, also known as QBot, QuackBot and Pinkslipbot, is an […]

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    recent articles

    U.S. CISA adds CrushFTP, Google Chromium, and SysAid flaws to its Known Exploited Vulnerabilities catalog

    Hacking / July 24, 2025

    U.S. CISA urges FCEB agencies to fix two Microsoft SharePoint flaws immediately and added them to its Known Exploited Vulnerabilities catalog

    Hacking / July 23, 2025

    Sophos fixed two critical Sophos Firewall vulnerabilities

    Security / July 23, 2025

    French Authorities confirm XSS.is admin arrested in Ukraine

    Cyber Crime / July 23, 2025

    Microsoft linked attacks on SharePoint flaws to China-nexus actors

    APT / July 23, 2025

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