CVE-2019-25677

WinRAR 5.61 Denial of Service via Malformed Language File

MEDIUM
5.5
CVSS Score
Published: April 5, 2026 at 08:45 PM UTC
Updated: July 24, 2026 at 10:20 PM UTC
2 products affected across 2 vendorsWinRARWinRAR

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.4%
SSVC
PoC

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-379

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