Home/CVE/WinRAR 5.61 contains a denial of service vulnerability that allows local attackers to crash the application by placing a
CVE

CVE-2019-25677

WinRAR 5.61 contains a denial of service vulnerability that allows local attackers to crash the application by placing a

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.

MEDIUM · CVSS 6.2 EPSS 0.00016
Schedule remediation
  • Public exploit or PoC is available
Sigma rules4 YARA rules0
⬡

Weakness Classification

CWE-379Creation of Temporary File in Directory with Insecure Permissions
▤

Affected Products & Versions

1
rarlab winrar<= 5.61
⚠

Public Exploits & PoCs

1
pocwww.exploit-db.com · 46432www.exploit-db.com
◈

Sigma Hunt Rules

4
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighWinRAR Creating Files in Startup Locations
productmediumWinRAR Execution in Non-Standard Folder
productmediumPotentially Suspicious Child Process Of WinRAR.EXE
productmediumWinrar Compressing Dump Files
▣

Scoring & Timeline

6.2
MEDIUM · CVSS v3.1 · disclosure@vulncheck.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Apr 2026 · 09:16 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://win-rar.com/predownload.html?spV=true&subD=true&f=wrar561tr.exeProduct
https://www.vulncheck.com/advisories/winrar-denial-of-service-via-malformed-language-fileThird Party Advisory
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