WinRAR vulnerability exploited by two different groups


On July 30, 2025, WinRAR released a new version (7.13 Final) to patch a vulnerability which was used in two separate malware campaigns. WinRAR is a popular file archiving and data compression tool that allows users to compress files into smaller archives, like RAR and ZIP, and can also unpack various archive formats.

The vulnerability, tracked as CVE-2025-8088, is a path traversal flaw that affects the Windows version of WinRAR and allows the attackers to execute arbitrary code by crafting malicious archive files. A path traversal vulnerability, also known as a directory traversal vulnerability, is a type of security flaw that allows attackers to access files and directories they should not be able to reach.

Read more…
Source: Malwarebytes Labs


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • Billions of devices vulnerable to new ‘BLESA’ Bluetooth security flaw

    September 15, 2020

    Billions of smartphones, tablets, laptops, and IoT devices are using Bluetooth software stacks that are vulnerable to a new security flaw disclosed over the summer. Named BLESA (Bluetooth Low Energy Spoofing Attack), the vulnerability impacts devices running the Bluetooth Low Energy (BLE) protocol. BLE is a slimmer version of the original Bluetooth (Classic) standard but designed to ...

  • Surge in DDoS attacks targeting education and academic sector

    September 15, 2020

    As education institutions across the world moved to online learning, cyber threat disruptions have amplified more than ever. Malware, vulnerability exploits, distributed denial-of-service (DDoS), phishing attacks have all struck this sector, increasing in frequency over the past two months. As schools in the U.S. restarted in remote learning mode, cybersecurity companies noticed a surge in DDoS ...

  • Windows 10 ‘Finger’ command can be abused to download or steal files

    September 15, 2020

    The list of native executables in Windows that can download or run malicious code keeps growing as another one has been reported recently. These are known as living-off-the-land binaries (LoLBins) and can help attackers bypass security controls to fetch malware without triggering a security alert on the system. The latest addition is finger.exe, a command that ships ...

  • MITRE releases emulation plan for FIN6 hacking group, more to follow

    September 15, 2020

    MITRE and cyber-security industry partners have launched a new project that promises to offer free emulation plans that mimic today’s biggest hacking groups in order to help train security teams to defend their networks. Named the Adversary Emulation Library, the project is the work of the MITRE Engenuity’s Center for Threat-Informed Defense. The project, hosted on GitHub, ...

  • Windows Exploit Released For Microsoft ‘Zerologon’ Flaw

    September 15, 2020

    Proof-of-concept (PoC) exploit code has been released for a Windows flaw, which could allow attackers to infiltrate enterprises by gaining administrative privileges, giving them access to companies’ Active Directory domain controllers (DCs). The vulnerability, dubbed “Zerologon,” is a privilege-escalation glitch (CVE-2020-1472) with a CVSS score of 10 out of 10, making it critical in severity. The ...

  • QR Codes Serve Up a Menu of Security Concerns

    September 15, 2020

    Quick Response (QR) codes are booming in popularity and hackers are flocking to exploit the trend. Worse, according to a new study, people are mostly ignorant to how QR codes can be easily abused to launch digital attacks. The reason QR code use is skyrocketing is tied to more brick-and-mortar businesses are forgoing paper brochures, menus ...