CVE-2026-41324
basic-ftp: basic-ftp: Denial of Service via unbounded memory growth from malicious directory listings
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · April 24, 2026
Updated · October 27, 2026
Description
A flaw was found in basic-ftp, an FTP client for Node.js. A malicious or compromised remote FTP server can exploit this vulnerability by sending an extremely large or never-ending directory listing response. This can cause the client process to consume an unbounded amount of memory, leading to instability or a crash, resulting in a Denial of Service (DoS).
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
CVSS / CWE
CVSS 3.1 · 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-770 · Allocation of Resources Without Limits or Throttling