Unauthorized File Disclosure via Path Traversal in Thin Client Web Transfer in Progress WS_FTP Server
- Exploited
- No known exploitation
- Fix
- Fixed in 2025.0.5
- Who is exposed
- Specific setups only
Do first: Upgrade to a fixed version: 2025.0.5.
- Last modified
- A 0-100 score for how much a CVE matters across the industry: exploitation, exposure, how widely the software is used, severity and whether a fix exists.What do these mean? →
- 16/100 · provisional
- How many real-world setups can hit the bug, from the vendor's advisory and CISA data. It does not know your setup.What do these mean? →
- Specific setups only
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
Improper access restrictions in the Thin Client Web Transfer component of Progress Software WS_FTP Server versions prior to 2025.0.5 on Windows could allow an authenticated FTP user to access files outside their intended scope.
cve.now Index
- Exploitation0/40No signal
- Exposure8/25Specific setups only, reachable over the network
- Reach?/20Unknown. No tracked technology or package matched
- Severity7.7/10CVSS 7.7
- No patch0/5No signal
What would change the score
- Would score about 66 if added to CISA KEV
- Would score about 61 if CISA's SSVC rates exploitation active
- Would score about 23 if CISA's SSVC rates it automatable
What to do
Upgrade to a fixed version: 2025.0.5.
Workaround: Restrict network access to the Thin Client Web Transfer HTTPS endpoint to trusted hosts, or disable Web Transfer functionality if it is not required.
Timeline
- CVE published
- First seen by cve.now
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Progress Software WS_FTP Server
fixed in 2025.0.5
Evidence 1
- Advisory
Corrections
None so far.
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Questions about CVE-2026-115341
Is CVE-2026-115341 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data
Which versions are affected by CVE-2026-115341?
WS_FTP Server: before 2025.0.5.Source: cve.now feed data
How do I fix CVE-2026-115341?
Upgrade WS_FTP Server to 2025.0.5 or later. If the upgrade cannot be applied yet, restrict network access to the Thin Client Web Transfer HTTPS endpoint to trusted hosts, or disable Web Transfer functionality if it is not required.Source: cve.org