Critical severity · published Oct 29, 2026
CVE-2026-84295
Improper Authentication in Progress WS_FTP Server
New
10.0
CVSS
–
EPSS
No
On KEV
Description
Improper authentication in Progress Software WS_FTP Server versions prior to 2024.0.6 and 2025.0.3 on Windows could allow an unauthenticated remote attacker to access sensitive information, including administrative credentials.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WS
WS_FTP Server · Progress Software
before 2024.0.6; before 2025.0.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-84295
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-84295
progress.lightning.force.com
https://progress.lightning.force.com/lightning/r/Knowledge__kav/ka7Pb000001vl86IAA/view
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