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:

  • Insider Threat: The Dangers Within

    October 25, 2022

    Mandiant has adopted the Cyber and Infrastructure Security Agency (CISA) definition of insider, which states, “An insider is any person who has or had authorized access to or knowledge of an organization’s resources, including personnel, facilities, information, equipment, networks, and systems.” An insider threat is then the “potential for that insider to use their authorized access ...

  • Hive claims ransomware attack on Tata Power, begins leaking data

    October 25, 2022

    Hive ransomware group has claimed responsibility for a cyber attack disclosed by Tata Power this month. A subsidiary of the multinational conglomerate Tata Group, Tata Power is India’s largest integrated power company based in Mumbai. In screenshots seen by BleepingComputer, Hive operators have posted data they claim to have stolen from Tata Power, indicating that the ransom ...

  • CISA Adds Six Known Exploited Vulnerabilities to Catalog

    October 24, 2022

    CISA has added six vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risk to the federal enterprise. Note: to view the newly added vulnerabilities in the catalog, click on the arrow in the “Date Added ...

  • Apple fixes new zero-day used in attacks against iPhones, iPads

    October 24, 2022

    In security updates released on Monday, Apple has fixed the ninth zero-day vulnerability used in attacks against iPhones since the start of the year. Apple revealed in an advisory today that it’s aware of reports saying the security flaw “may have been actively exploited.” The bug (CVE-2022-42827) is an out-of-bounds write issue reported to Apple by an ...

  • DHL named most-spoofed brand in phishing

    October 24, 2022

    DHL is the most spoofed brand when it comes to phishing emails, according to Check Point. Crooks most frequently used the brand name in their attempts to steal personal and payment information from marks between July and September 2022, with the shipping giant accounting for 22 percent of all worldwide phishing attempts intercepted by the cybersecurity ...

  • Exploited Windows zero-day lets JavaScript files bypass security warnings

    October 22, 2022

    An update was added to the end of the article explaining that any Authenticode-signed file, including executables, can be modified to bypass warnings. A new Windows zero-day allows threat actors to use malicious stand-alone JavaScript files to bypass Mark-of-the-Web security warnings. Threat actors are already seen using the zero-day bug in ransomware attacks. Windows includes a security ...