Threat Advisories:
CVE-2025-7775: Actively Exploited Critical Flaw in Citrix NetScaler ZipLine Campaign Spins Web Around U.S. Supply Chain Manufacturers with MixShell August 2025 Linux Patch Roundup New SHAMOS Stealer Exploits One-Line Commands on macOS QuirkyLoader: A Silent Enabler of Modern Malware Families CVE-2025-43300: Zero-Day in Apple Image I/O Exploited in Targeted Attacks Static Tundra Fuels Espionage Campaigns Through an Old Cisco Bug Crypto24 Ransomware Disrupts Businesses Using Custom EDR Bypass GodRAT Reloaded: Legacy Code, Modern Tactics Noodlophile Stealer Advances with Obfuscation, Social Media Deception PS1Bot: The Modular Malware Lurking Behind Malvertising Microsoft’s August 2025 Patch Tuesday Roundup Charon Ransomware Encrypts Files Belonging to Middle East Industries CVE-2025-25256: Fortinet Rushes to Patch High-Risk FortiSIEM Vulnerability Efimer Trojan: From Fake Lawsuits to Crypto Heists Zero-Day in WinRAR Actively Weaponized by Multiple Threat Groups DarkCloud Uses Fileless Techniques Turning into a Nightmare for Windows CastleBot Rising: The Evolving Malware-as-a-Service Threat MedusaLocker Uses ThrottleStop.sys Flaw to Kill AV on Windows Malicious npm Packages Target WhatsApp Developers with Kill Switch
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Weren’t you warned about reactivating the Print Spooler?

Threat Level – Red | Vulnerability Report
Download PDF

For a detailed advisory, download the pdf file here.

After almost 10 days of releasing an advisory by the Hive Pro Threat Research team, a new vulnerability has been found in Windows Print Spooler. This is a privilege escalation flaw that allows attackers to run arbitrary code with SYSTEM privileges, giving them the ability to install programs, read, alter, or remove data, and create new accounts with full user rights. The affected versions have not been known as of now.  There have been no patches released yet, but workarounds are available.

Vulnerability Details

CVE IDAffected CPEsVulnerability Name
CVE-2021-34481cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:*Microsoft windows print spooler service Privilege Escalation

Patch Links

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-34481

References

https://threatpost.com/microsoft-unpatched-bug-windows-print-spooler/167855/

https://arstechnica.com/gadgets/2021/07/disable-the-windows-print-spooler-to-prevent-hacks-microsoft-tells-customers/

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