Skip to content
OpenAdvisories
Medium · 6.2 Public exploit CVE-2019-25677 EUVD-2019-20089GHSA-wqh9-pjhr-mh8q

WinRAR 5.61 Denial of Service via Malformed Language File

Published Apr 5, 2026 · Updated Jul 15, 2026 · Assigned by VulnCheck

Vendor: Win-Rar Product: WinRAR

Description

WinRAR 5.61 contains a denial of service vulnerability that allows local attackers to crash the application by placing a malformed winrar.lng language file in the installation directory. Attackers can trigger the crash by opening an archive and pressing the test button, causing an access violation at memory address 004F1DB8 when the application attempts to read invalid data.

Affected products

VendorProductAffectedFixed
Win-Rar WinRAR 5.61 32 Bit —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

  • kagancapar/CVE-2019-25677 ★ 0 · Nov 12, 2026

    CVE-2019-25677: WinRAR 5.61 denial of service via malformed language file (CWE-379, CVSS 6.2)

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

References