Home › Exploited CVEs › CVE-2023-38831
CVE-2023-38831: RARLAB WinRAR Code Execution Vulnerability
RARLAB WinRAR · in CISA KEV since 2023-08-24
2023-08-24added to KEV
2023-09-14federal remediation due date
98.02%EPSS exploit probability (30 days) 99.9th percentile
7.8 HIGHCVSS 3.1
Knownknown ransomware use
1days from NVD publication to KEV
What it is
RARLAB WinRAR contains an unspecified vulnerability that allows an attacker to execute code when a user attempts to view a benign file within a ZIP archive.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
| CWE | CWE-351 |
|---|---|
| CVSS vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD published | 2023-08-23 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2023-38831.json · all KEV CVEs
Kevscope: daily CISA KEV + EPSS datasetThe whole KEV catalog joined with daily EPSS and CVSS scores as CSV/Parquet, refreshed daily. Free to download.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.