CVE-2026-40491 — Remote Code Execution
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CVE-2026-40491 — gdown is a Google Drive public file/folder downloader. Versions prior to 5.2.2 are vulnerable to a Path Traversal attack within the extractall functionality. When extracting a maliciously crafted ZIP or TAR archive, the library fails to sanitize or validate the filenames of the arch
What This Means For You
- If your environment is affected by CWE-22, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-40491 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
3 rules · 6 SIEM formats3 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2026-40491 - gdown extractall Path Traversal
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-40491 | vulnerability | CVE-2026-40491 |
| CWE-22 | weakness | CWE-22 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 18, 2026 at 06:16 UTC |
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