How severe is CVE-2025-27889?

CVE-2025-27889 has a CVSS 3.x base score of 3.4, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-27889 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-27889?

CVE-2025-27889 affects Wftpserver Wing Ftp Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-27889?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-27889 have an EU (EUVD) identifier?

Yes. CVE-2025-27889 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21019.

When was CVE-2025-27889 published?

CVE-2025-27889 was published on 2025-07-10 and last updated on 2026-06-17.

CVE-2025-27889

CVE-2025-27889 is a low-severity vulnerability in Wftpserver Wing Ftp Server with a CVSS 3.x base score of 3.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-15.

Key facts

Severity: Low (CVSS 3.x base score 3.4)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-21019
Weakness: CWE-15
Affected product: Wftpserver Wing Ftp Server
Published: 2025-07-10
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2025-27889?: 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.
How severe is CVE-2025-27889?: CVE-2025-27889 has a CVSS 3.x base score of 3.4, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-27889 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-27889?: CVE-2025-27889 affects Wftpserver Wing Ftp Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-27889?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-27889 have an EU (EUVD) identifier?: Yes. CVE-2025-27889 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21019.
When was CVE-2025-27889 published?: CVE-2025-27889 was published on 2025-07-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wftpserver:wing_ftp_server:*:*:*:*:*:*:*:*

More vulnerabilities in Wftpserver Wing Ftp Server

CVE-2025-47812 — Critical (CVSS 10.0): In Wing FTP Server before 7.4.4. the user and admin web interfaces mishandle '\0' bytes, ultimately allowing injection…
CVE-2020-37032 — High (CVSS 8.8): Wing FTP Server 6.3.8 contains a remote code execution vulnerability in its Lua-based web console that allows…
CVE-2019-25267 — High (CVSS 7.8): Wing FTP Server 6.0.7 contains an unquoted service path vulnerability that allows local attackers to potentially…
CVE-2020-9470 — High (CVSS 7.8): An issue was discovered in Wing FTP Server 6.2.5 before February 2020. Due to insecure permissions when handling…
CVE-2020-8635 — High (CVSS 7.8): Wing FTP Server v6.2.3 for Linux, macOS, and Solaris sets insecure permissions on installation directories and…
CVE-2020-8634 — High (CVSS 7.8): Wing FTP Server v6.2.3 for Linux, macOS, and Solaris sets insecure permissions on files modified within the HTTP file…

All CVEs affecting Wftpserver Wing Ftp Server →

Other CWE-15 vulnerabilities

CVE-2026-45087 — Critical (CVSS 10.0): Dalfox is a powerful open-source XSS scanner and utility focused on automation. Prior to 2.13.0, when dalfox is started…
CVE-2024-4326 — Critical (CVSS 9.8): A vulnerability in parisneo/lollms-webui versions up to 9.3 allows remote attackers to execute arbitrary code. The…
CVE-2026-46399 — Critical (CVSS 9.4): HAX CMS helps manage microsite universe with PHP or NodeJs backends. The PHP version of HAX CMS prior to version 26.0.0…
CVE-2024-39800 — Critical (CVSS 9.1): Multiple external config control vulnerabilities exists in the openvpn.cgi openvpn_server_setup() functionality of…
CVE-2024-39799 — Critical (CVSS 9.1): Multiple external config control vulnerabilities exists in the openvpn.cgi openvpn_server_setup() functionality of…
CVE-2024-39798 — Critical (CVSS 9.1): Multiple external config control vulnerabilities exists in the openvpn.cgi openvpn_server_setup() functionality of…

Browse all CWE-15 vulnerabilities →