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MUST READ

Taiwan flags security risks in popular Chinese apps after official probe

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U.S. CISA adds Google Chromium V8 flaw to its Known Exploited Vulnerabilities catalog

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Hunters International ransomware gang shuts down and offers free decryption keys to all victims

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SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 52

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Security Affairs newsletter Round 531 by Pierluigi Paganini – INTERNATIONAL EDITION

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North Korea-linked threat actors spread macOS NimDoor malware via fake Zoom updates

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Critical Sudo bugs expose major Linux distros to local Root exploits

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Google fined $314M for misusing idle Android users' data

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A flaw in Catwatchful spyware exposed logins of +62,000 users

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China-linked group Houken hit French organizations using zero-days

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Cybercriminals Target Brazil: 248,725 Exposed in CIEE One Data Breach

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Europol shuts down Archetyp Market, longest-running dark web drug marketplace

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Kelly Benefits data breach has impacted 550,000 people, and the situation continues to worsen as the investigation progresses

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Cisco removed the backdoor account from its Unified Communications Manager

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U.S. Sanctions Russia's Aeza Group for aiding crooks with bulletproof hosting

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Qantas confirms customer data breach amid Scattered Spider attacks

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CVE-2025-6554 is the fourth Chrome zero-day patched by Google in 2025

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U.S. CISA adds TeleMessage TM SGNL flaws to its Known Exploited Vulnerabilities catalog

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A sophisticated cyberattack hit the International Criminal Court

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Esse Health data breach impacted 263,000 individuals

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hacking news

Pierluigi Paganini September 08, 2021
Russian communications watchdog Roskomnadzor blocks access to 6 VPNs

Russian communications watchdog Roskomnadzor tightens control of its citizens and blocked access to six virtual private networks (VPNs), including NordVPN and ExpressVPN. Russian communications watchdog Roskomnadzor tightens the control over the Internet and blocked access to six virtual private networks (VPNs), Hola!VPN, ExpressVPN, KeepSolid VPN Unlimited, Nord VPN, Speedify VPN, and IPVanish VPN. Russian communications […]

Pierluigi Paganini September 08, 2021
Microsoft warns of a zero-day in Internet Explorer that is actively exploited

Microsoft warns of a zero-day vulnerability in Internet Explorer that is actively exploited by threat actors using weaponized Office docs. Microsoft warns of a zero-day vulnerability (CVE-2021-40444) in Internet Explorer that is actively exploited by threat actors to hijack vulnerable Windows systems. Microsoft did not share info about the attacks either the nature of the […]

Pierluigi Paganini September 08, 2021
Germany protests to Russia over attacks ahead of the upcoming election

Germany has protested to Russia over attempts to steal data from lawmakers and use them to spread disinformation ahead of the upcoming election. Germany has formally protested to Russia over a series of cyber attacks aimed at stealing data from lawmakers that could be used to arrange disinformation campaigns before the upcoming German election. The […]

Pierluigi Paganini September 07, 2021
REvil ransomware gang’s servers are mysteriously online again

The leak site of the popular REvil ransomware gang is online again, it is not clear if the group resumed operations or the FBI turned on its servers. Today the servers of the REvil ransomware gang were back online after around two months since their shutdown. The circumstance was immediately noted by many researchers, me […]

Pierluigi Paganini September 07, 2021
Researcher published PoC exploit for Ghostscript zero-day

A researcher published the PoC exploit code for a Ghostscript zero-day vulnerability that could allow completely compromise a server. Security researcher Nguyen The Duc published on GitHub the proof-of-concept exploit code for a Ghostscript zero-day vulnerability. The vulnerability is a remote code execution (RCE) issue that could allow an attacker to completely compromise a server. Ghostscript […]

Pierluigi Paganini September 07, 2021
A server of the Jenkins project hacked by exploiting a Confluence flaw

The development team behind the Jenkins server disclose a security breach, threat actors deployed a cryptocurrency miner on one of its servers. The development team behind the Jenkins Project disclosed a security breach after threat actors compromised one of their internal servers and installed a cryptocurrency miner. Jenkins is the most popular open-source automation server, it is […]

Pierluigi Paganini September 07, 2021
Ragnar Locker gang threatens to leak data if victim contacts law enforcement

The Ragnar Locker ransomware operators threaten to leak stolen data if the victims attempt to contact law enforcement agencies. The Ragnar Locker ransomware gang is adopting a new technique to force victims to pay the ransom, the operators threaten to leak stolen data if the victims contact law enforcement agencies. The group announced its new […]

Pierluigi Paganini September 07, 2021
ProtonMail logged IP address of French activist after foreign request approved by Swiss authorities

A police report revealed that the popular encrypted email service provider ProtonMail shared the IP address of a French activist with the authorities. The privacy friendly end-to-end encrypted email service provider ProtonMail has shared the IP address of anti-gentrification activists with law enforcement authorities, a police report revealed. The police used this information to identify and arrest a […]

Pierluigi Paganini September 06, 2021
TrickBot gang developer arrested at the Seoul international airport

A Russian man accused of being a member of the infamous TrickBot gang was arrested while trying to leave South Korea A Russian man accused of being a member of the TrickBot gang was arrested last week at the Seoul international airport. The man has remained stuck in the Asian country since February 2020 due […]

Pierluigi Paganini September 06, 2021
Netgear addresses severe security flaws in 20 of its products

Netgear has released security updates to address high-severity vulnerabilities affecting several of its smart switches used by businesses. Netgear has released firmware updates to address high-severity vulnerabilities in more than a dozen of its smart switches used on businesses. The company fixed three security flaws that affect 20 Netgear products, mostly smart switches. Technical details […]

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    recent articles

    Taiwan flags security risks in popular Chinese apps after official probe

    Security / July 07, 2025

    U.S. CISA adds Google Chromium V8 flaw to its Known Exploited Vulnerabilities catalog

    Hacking / July 07, 2025

    Hunters International ransomware gang shuts down and offers free decryption keys to all victims

    Cyber Crime / July 06, 2025

    SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 52

    Security / July 06, 2025

    Security Affairs newsletter Round 531 by Pierluigi Paganini – INTERNATIONAL EDITION

    Breaking News / July 06, 2025

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