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:

  • noPac Exploit: Latest Microsoft AD Flaw May Lead to Total Domain Compromise in Seconds

    January 11, 2022

    Microsoft recently published two critical CVEs related to Active Directory (CVE-2021-42278 and CVE-2021-42287), which when combined by a malicious actor could lead to privilege escalation with a direct path to a compromised domain. In mid-December 2021, a public exploit that combined these two Microsoft Active Directory design flaws (referred also as “noPac”) was released. The exploit ...

  • Millions of Routers Exposed to RCE by USB Kernel Bug

    January 11, 2022

    Millions of popular end-user routers are at risk of remote code execution (RCE) due to a high-severity flaw in the KCodes NetUSB kernel module. The module enables remote devices to connect to routers over IP and access any USB devices (such as printers, speakers, webcams, flash drives and other peripherals) that are plugged into them. This ...

  • Make sure you’re up-to-date with Sonicwall SMA 100 VPN box patches – security hole exploit info is now out

    January 11, 2022

    Technical details and exploitation notes have been published for a remote-code-execution vulnerability in Sonicwall SMA 100 series VPN appliances. The information was released today by infosec outfit Rapid7. This comes about a month after Sonicwall issued a patch for the security hole, which was discovered and privately disclosed by Rapid7’s Jake Baines to Sonicwall in October. If ...

  • LoRaWAN’s Protocol Stacks: The Forgotten Targets at Risk

    January 11, 2022

    Our LoRaWAN security series has so far outlined multiple security flaws, vulnerability issues, and entry vectors that attackers have been known to use. In this fourth part of the series, we talk about an attack vector that, so far, has not attracted much attention: the LoRaWAN stack. Although it is not a typical target, it ...

  • DDoS Attack Trends for Q4 2021

    January 11, 2022

    The first half of 2021 witnessed massive ransomware and ransom DDoS attack campaigns that interrupted aspects of critical infrastructure around the world (including one of the largest petroleum pipeline system operators in the US) and a vulnerability in IT management software that targeted schools, public sector, travel organizations, and credit unions, to name a few. The ...

  • Indian Patchwork hacking group infects itself with remote access Trojan

    January 10, 2022

    An Indian threat group’s inner workings have been exposed after it accidentally infected its own development environment with a remote access Trojan (RAT). Dubbed Patchwork by Malwarebytes and tracked under names including Hangover Group, Dropping Elephant, Chinastrats, and Monsoon, the Indian group has been on the scene since at least 2015 and is actively launching campaigns ...