CVE-2026-1153397.5High
CVE-2026-115339: Unauthenticated XFT Memory Exhaustion in Progress WS_FTP Server
Progress Software · WS_FTP Server
Vendor fix available · Affected: Progress Software WS_FTP Server · Exploitation: not established
ExploitationNot established
Not in CISA KEV as of catalogue 2026.11.09 (9 Nov)
- In CISA KEV: not seen
- Exploited (reported): not seen
- Scanning observed: not seen
- Proof of concept public: not seen
- Not establishedNothing in the sources we check
0.4%probability of exploitation in the next 30 days
31st percentile
050100
Higher than 31% of scored CVEs
7.5HighCVSS
LowMediumHighCrit.
DescriptionNVD
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.
Coverage1 article · 1 outlet
First in our coverage: SecurityOnline, 10 Nov.
- Progress fixes five WS_FTP Server flaws exposing sensitive dataSecurityOnline · first in our coverage · mentions it in passing
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