CVE-2026-115339
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Insufficient Resource Limits DoS in WS_FTP Server

Publication date: 2026-11-09

Last updated on: 2026-11-09

Assigner: Progress Software Corporation

Description
Insufficient resource limits in Progress Software WS_FTP Server releases prior to 2025.0.5 on Windows could allow an unauthenticated remote attacker to cause denial of service.

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Meta Information

Published
2026-11-09
Last Modified
2026-11-09
Generated
2026-11-09
AI Q&A
2026-11-09
EPSS Evaluated
N/A
NVD
CVE-2026-115339
EUVD
EUVD-2026-120113

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Progress Software WS_FTP Server From 0 (inc) to 2025.0.5 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-770 The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

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Executive Summary

This vulnerability is a denial of service issue in Progress Software WS_FTP Server versions before 2025.0.5 on Windows. It occurs due to insufficient resource limits, allowing an unauthenticated remote attacker to crash the server by consuming excessive resources.

Impact Analysis

An attacker could exploit this to make the WS_FTP Server unavailable, disrupting file transfer operations. This may lead to service outages, data unavailability, and potential business disruptions for users relying on the server.

Compliance Impact

This vulnerability could potentially impact compliance with GDPR and HIPAA by enabling denial-of-service attacks that disrupt availability of WS_FTP Server. Unavailability of critical systems may violate data protection requirements under GDPR (Article 32) and HIPAA (Security Rule).

Mitigation Strategies

Update Progress Software WS_FTP Server to version 2025.0.5 or later to address the insufficient resource limits issue.

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