CVE-2025-27889

Summary

Wing FTP Server before 7.4.4 does not properly validate and sanitize the url parameter of the downloadpass.html endpoint, allowing injection of an arbitrary link. If a user clicks a crafted link, this discloses a cleartext password to the attacker.

Affected Software

Weaknesses

• CWE-15: CWE-15 External Control of System or Configuration Setting

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

Additional References

• https://www.rcesecurity.com/2025/06/what-the-null-wing-ftp-server-rce-cve-2025-47812/

References

• https://www.wftpserver.com/wftpserver.htm
• https://www.rcesecurity.com/2025/06/what-the-null-wing-ftp-server-rce-cve-2025-47812/
• https://github.com/MrTuxracer/advisories/blob/master/CVEs/CVE-2025-27889.txt

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