Answer in brief
CVE-2026-115336 records a Medium severity (CVSS 6.5) vulnerability in FTP Quota Accounting Bypass in Progress WS_FTP Server. The current sources do not mark it as known exploited. The current feed maps Progress Software/WS_FTP Server (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 6.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Progress Software/WS_FTP Server (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Progress Software/WS_FTP Servergeneric | >=2025.0.0 <2025.0.5 | 2025.0.5 |
Published upstream
Nov 9, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Nov 9, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Nov 9, 2026
Incorrect quota accounting in Progress Software WS_FTP Server releases prior to 2025.0.5 on Windows could allow an authenticated user with upload and delete permissions to exceed storage quotas, potentially causing denial of service.
Quoted source text, attributed separately from HOL analysis.