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MUST READ

Coyote malware is first-ever malware abusing Windows UI Automation

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SonicWall fixed critical flaw in SMA 100 devices exploited in Overstep malware attacks

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DSPM & AI Are Booming: $17.87B and $4.8T Markets by 2033

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Stealth backdoor found in WordPress mu-Plugins folder

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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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LINUX

Pierluigi Paganini December 03, 2022
A new Linux flaw can be chained with other two bugs to gain full root privileges

Qualys researchers demonstrated how to chain a new Linux flaw with two other two issues to gain full root privileges on an impacted system. Researchers at the Qualys’ Threat Research Unit demonstrated how to chain a new Linux vulnerability, tracked as CVE-2022-3328, with two other flaws to gain full root privileges on an affected system. The […]

Pierluigi Paganini October 21, 2022
CISA adds Linux kernel flaw CVE-2021-3493 to its Known Exploited Vulnerabilities Catalog

CISA added a Linux kernel vulnerability, tracked as CVE-2021-3493, to its Known Exploited Vulnerabilities Catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) this week added a Linux kernel vulnerability, tracked as CVE-2021-3493, to its Known Exploited Vulnerabilities Catalog. According to Binding Operational Directive (BOD) 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities, FCEB agencies have to address the […]

Pierluigi Paganini October 13, 2022
The discovery of Alchimist C2 tool, revealed a new attack framework to target Windows, macOS, and Linux systems

Experts discovered a new attack framework, including a C2 tool dubbed Alchimist, used in attacks against Windows, macOS, and Linux systems. Researchers from Cisco Talos discovered a new, previously undocumented attack framework that included a C2 dubbed Alchimist. The framework is likely being used in attacks aimed at Windows, macOS, and Linux systems. The experts […]

Pierluigi Paganini October 06, 2022
Watch out, a bug in Linux Kernel 5.19.12 can damage displays on Intel laptops

A bug in Linux Kernel 5.19.12 that was released at the end of September 2022 can potentially damage the displays of Intel laptops. Linux users reported the displays of their Intel laptops rapidly blinking, flickering, and showing white flashes after upgrading to Linux kernel version 5.19.12. Linux expert Ville Syrjäl pointed out that the anomalous […]

Pierluigi Paganini October 04, 2022
Linux Cheerscrypt ransomware is linked to Chinese DEV-0401 APT group

Researchers link recently discovered Linux ransomware Cheerscrypt to the China-linked cyberespionage group DEV-0401. Researchers at cybersecurity firm Sygnia attributed the recently discovered Linux ransomware Cheerscrypt to the China-linked cyber espionage group Bronze Starlight (aka DEV-0401, APT10) Bronze Starlight, has been active since mid-2021, in June researchers from Secureworks reported that the APT group is deploying […]

Pierluigi Paganini August 22, 2022
8-year-old Linux Kernel flaw DirtyCred is nasty as Dirty Pipe

Researchers shared details of an eight-year-old flaw dubbed DirtyCred, defined as nasty as Dirty Pipe, in the Linux kernel. Researchers from Northwestern University (Zhenpeng Lin  |  PhD Student,Yuhang Wu  |  PhD Student, Xinyu Xing  |  Associate Professor) disclosed an eight-year-old security vulnerability in the Linux kernel, dubbed DirtyCred, which they defined “as nasty as Dirty Pipe.” The Dirty Pipe flaw, tracked […]

Pierluigi Paganini August 15, 2022
A new PyPI Package was found delivering fileless Linux Malware

Security Researchers discovered a new PyPI Package designed to drop fileless cryptominer to Linux systems. Sonatype researchers have discovered a new PyPI package named ‘secretslib‘ that drops fileless cryptominer to the memory of Linux machine systems. The package describes itself as “secrets matching and verification made easy,” it has a total of 93 downloads since […]

Pierluigi Paganini July 21, 2022
Lightning Framework, a previously undetected malware that targets Linux systems

Researchers discovered a previously undetected malware dubbed ‘Lightning Framework’ that targets Linux systems. Researchers from Intezer discovered a previously undetected malware, tracked as Lightning Framework, which targets Linux systems. The malicious code has a modular structure and is able to install rootkits. “Lightning Framework is a new undetected Swiss Army Knife-like Linux malware that has […]

Pierluigi Paganini July 07, 2022
OrBit, a new sophisticated Linux malware still undetected

Cybersecurity researchers warn of new malware, tracked as OrBit, which is a fully undetected Linux threat. Cybersecurity researchers at Intezer have uncovered a new Linux malware, tracked as OrBit, that is still undetected. The malware can be installed as a volatile implant either by achieving persistence on the compromised systems. The malware implements advanced evasion […]

Pierluigi Paganini June 14, 2022
Experts spotted Syslogk, a Linux rootkit under development

Experts spotted a new Linux rootkit, dubbed ‘Syslogk,’ that uses specially crafted “magic packets” to activate a dormant backdoor on the device. Researchers from antivirus firm Avast spotted a new Linux rootkit, dubbed ‘Syslogk,’ that uses specially crafted “magic packets” to activate a dormant backdoor on the device. The experts reported that the Syslogk rootkit is heavily […]

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    recent articles

    Coyote malware is first-ever malware abusing Windows UI Automation

    Malware / July 24, 2025

    SonicWall fixed critical flaw in SMA 100 devices exploited in Overstep malware attacks

    Security / July 24, 2025

    DSPM & AI Are Booming: $17.87B and $4.8T Markets by 2033

    Security / July 24, 2025

    Stealth backdoor found in WordPress mu-Plugins folder

    Malware / July 24, 2025

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

    Hacking / July 24, 2025

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