Microsoft uncovered Whisper Leak, a side-channel attack that lets network snoopers infer AI chat topics despite encryption, risking user privacy. Microsoft revealed a new side-channel attack called Whisper Leak, which lets attackers who can monitor network traffic infer what users…
Tag: Security Affairs
Security Affairs newsletter Round 549 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. China-linked…
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 70
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter SesameOp: Novel backdoor uses OpenAI Assistants API for command and control Weaponized Military Documents Deliver Advanced SSH-Tor Backdoor to…
China-linked hackers target U.S. non-profit in long-term espionage campaign
A China-linked group targeted a U.S. non-profit to gain long-term access, part of wider attacks on U.S. entities tied to policy matters. China-linked hackers breached a U.S. policy-focused nonprofit in April 2025, maintaining weeks of access. They used DLL sideloading…
A new Italian citizen was targeted with Paragon’s Graphite spyware. We have a serious problem
An Italian political adviser was targeted with Paragon’s Graphite spyware, becoming the fifth Italian in the ongoing government surveillance activity. Italian political adviser Francesco Nicodemo said he was targeted with Paragon’s Graphite spyware, becoming the fifth Italian in the ongoing…
LANDFALL spyware exploited Samsung zero-day CVE-2025-21042 in Middle East attacks
A now-patched Samsung Galaxy flaw, tracked as CVE-2025-21042, was exploited as a zero-day to deploy LANDFALL spyware in targeted attacks in Middle East. Samsung patched a flaw exploited as a zero-day, tracked as CVE-2025-21042 (CVSS score of 8.8), to deploy…
Cisco fixes critical UCCX flaw allowing Root command execution
Cisco patched a critical flaw in its Unified Contact Center Express (UCCX) software that allowed attackers to execute commands with root privileges. Cisco released security updates to address a critical vulnerability, tracked as CVE-2025-20354 (CVSS score 9.8), in the Unified Contact…
Russia-linked APT InedibleOchotense impersonates ESET to deploy backdoor on Ukrainian systems
Russia-linked group InedibleOchotense used fake ESET installers in phishing attacks on Ukrainian targets in May 2025. Russia-linked group InedibleOchotense used trojanized ESET installers in phishing attacks against Ukrainian entities detected in May 2025. The campaign used emails and Signal messages…
Clop Ransomware group claims the breach of The Washington Post
The Clop Ransomware group claims the breach of The Washington Post and added the American daily newspaper to its Tor data leak site. The Clop Ransomware group announced the hack of the prestigious American daily newspaper The Washington Post. The cybercrime group created…
Cisco became aware of a new attack variant against Secure Firewall ASA and FTD devices
Cisco warns of a new attack variant exploiting CVE-2025-20333 and CVE-2025-20362 in Secure Firewall ASA and FTD devices. Cisco warned of a new attack variant targeting vulnerable Secure Firewall ASA and FTD devices by exploiting the vulnerabilities CVE-2025-20333 and CVE-2025-20362.…
Google sounds alarm on self-modifying AI malware
Google warns malware now uses AI to mutate, adapt, and collect data during execution, boosting evasion and persistence. Google’s Threat Intelligence Group (GTIG) warn of a new generation of malware that is using AI during execution to mutate, adapt, and…
Alleged Russia-linked Curly COMrades exploit Windows Hyper-V to evade EDRs
Curly COMrades threat actors exploit Windows Hyper-V to hide Linux VMs, evade EDR tools, and deploy custom malware undetected. Bitdefender researchers, aided by Georgia’s CERT, uncovered that Curly COMrades, a group linked to Russian interests, abused Windows Hyper-V to gain…
SonicWall blames state-sponsored hackers for September security breach
Cybersecurity firm SonicWall attributed the September security breach exposing firewall configuration files to state-sponsored hackers. In September, SonicWall urged customers to reset credentials after firewall backup files tied to MySonicWall accounts were exposed. The company announced it had blocked attackers’…
U.S. sanctioned North Korea bankers for laundering funds linked to cyberattacks and peapons program
U.S. sanctions North Korea bankers and firms accused of laundering cybercrime funds used to finance the country’s nuclear weapons program. The U.S. Government has imposed sanctions on several North Korea bankers, financial institutions, and individuals accused of laundering funds obtained…
Former cybersecurity employees attempted to extort five U.S. companies in 2023 using BlackCat ransomware attacks
U.S. prosecutors charged three Florida men for using BlackCat ransomware to hack and extort five U.S. companies in 2023. U.S. prosecutors charged Ryan Clifford Goldberg, Kevin Tyler Martin, and another Florida-based accomplice (aka “Co-Conspirator 1”) for using BlackCat ransomware to…
Former cybersecurity firm experts attempted to extort five U.S. companies in 2023 using BlackCat ransomware attacks
U.S. prosecutors charged three Florida men for using BlackCat ransomware to hack and extort five U.S. companies in 2023. U.S. prosecutors charged Ryan Clifford Goldberg, Kevin Tyler Martin, and another Florida-based accomplice (aka “Co-Conspirator 1”) for using BlackCat ransomware to…
U.S. CISA adds Gladinet CentreStack, and CWP Control Web Panel flaws to its Known Exploited Vulnerabilities catalog
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Gladinet CentreStack, and CWP Control Web Panel flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added XWiki Platform, and Gladinet CentreStack, and CWP Control Web Panel…
Nine arrested in €600M crypto laundering bust across Europe
A coordinated Eurojust-led operation led to nine arrests in Cyprus, Spain, and Germany for laundering €600M in crypto fraud. Authorities in France, Belgium, and Cyprus arrested nine people in a coordinated Eurojust-led operation against a crypto money laundering ring that…
Google fixed a critical remote code execution in Android
Google’s November 2025 Android update fixes two flaws in the System component, including a critical remote code execution issue. Google’s November 2025 Android security updates addressed two vulnerabilities impacting the System component. The fixes are included in the 2025-11-01 security…
SesameOp: New backdoor exploits OpenAI API for covert C2
Microsoft found a new backdoor, SesameOp, using the OpenAI Assistants API for stealthy command-and-control in hacked systems. Microsoft uncovered a new backdoor, named SesameOp, that abuses the OpenAI Assistants API for command-and-control, allowing covert communication within compromised systems. Microsoft Incident…