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CVE-2020-13671: Drupal core Un-restricted Upload of File
Drupal Drupal core · in CISA KEV since 2022-01-18
2022-01-18added to KEV
2022-07-18federal remediation due date
35.35%EPSS exploit probability (30 days) 98.4th percentile
8.8 HIGHCVSS 3.1
Unknownknown ransomware use
424days from NVD publication to KEV
What it is
Improper sanitization in the extension file names is present in Drupal core.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-434 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2020-11-20 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2020-13671.json · all KEV CVEs
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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.