6.2Medium

CVE-2019-25677WinRAR 5.61 Denial of Service via Malformed Language File

Win-Rar WinRAR Published: 2026-04-05 23:45 (7 months ago)

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.

Weakness (CWE): CWE-379

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

Vendor	Product	Versions
rarlab	winrar	5.61_32_bit
Win-Rar	WinRAR	5.61 32 Bit

References and patches

ExploitDB-46432 exploitExploitVDB Entry
Product Reference productProduct
VulnCheck Advisory: WinRAR 5.61 Denial of Service via Malformed Language File third-party-advisoryThird Party Advisory

CPE matches (NVD) (1)

cpe:2.3:a:rarlab:winrar:*:*:*:*:*:*:x86:* ≤ 5.61

CVSS score

6.2Medium

Source: VulnCheck · CVSS 3.1

Attack vector: Local
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

All scores (5)

cna	CVSS 4.0	6.9Medium
cna	CVSS 3.1	6.2Medium
disclosure@vulncheck.com	CVSS 4.0	6.9Medium
disclosure@vulncheck.com	CVSS 3.1	6.2Medium
nvd	CVSS 3.1	5.5Medium

EPSS (chance of exploitation in 30 days)

0.44%

higher than 39% of all CVEs

CISA assessment (SSVC)

Exploitation: poc
Automatable: no
Technical impact: partial

Timeline

ID reserved2026-04-05
Published2026-04-05 23:45
Reached IP-DB2026-10-24 23:51
Last updated2026-07-25 01:10

Assigned by (CNA): VulnCheck
NVD status: Analyzed

View at source: CVE.org · NVD

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