CVE-2019-25677CWE-379

WinRAR 5.61 Denial of Service via Malformed Language File

Medium · published April 5, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
35.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00427 · 35.9th percentile
Weakness
CWE-379 · Creation of Temporary File in Directory with Insecure Permissions
Published
2026-04-05T20:45Z
EPSS history
Timeline
  • 05 APR 20:45Z
    WinRAR 5.61 Denial of Service via Malformed Language File
    cvelistv5