--- title: "CVE-2026-90867: Progress Software WS_FTP Server - Broken Access Control" description: "Progress Software WS_FTP Server < 2024.0.7 and < 2025.0.4 on Windows contains an improper access control vulnerability in the Web Admin console, letting remote attackers access administrative functionality, exploit requires authentication." url: https://panop.io/threat-heartbeat/CVE-2026-90867/ --- # CVE-2026-90867 Progress Software WS\_FTP Server - Broken Access Control Progress Software WS\_FTP Server < 2024.0.7 and < 2025.0.4 on Windows contains an improper access control vulnerability in the Web Admin console, letting remote attackers access administrative functionality, exploit requires authentication. CVSS base score 8.1 /10 High CISA KEV Not listed Public exploit None known Authentication Not required EPSS 0.40% chance of exploitation in 30 days [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-90867) ## Details Type Broken Access Control Impact Broken Access Control CVSS vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Published 29 October 2026 Updated 31 October 2026 Weakness [CWE-284](https://cwe.mitre.org/data/definitions/284.html) ## Vendor fix Update to versions 2024.0.7 or 2025.0.4 or later. Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them. ## References - [https://nvd.nist.gov/vuln/detail/CVE-2026-90867](https://nvd.nist.gov/vuln/detail/CVE-2026-90867) - [https://progress.lightning.force.com/lightning/r/Knowledge\_\_kav/ka7Pb000001vl86IAA/view](https://progress.lightning.force.com/lightning/r/Knowledge__kav/ka7Pb000001vl86IAA/view) [← All CVEs](https://panop.io/threat-heartbeat/) ## What this record can't tell you - Whether you run the affected software, and where - Whether an attacker can actually reach and exploit it - The misconfigurations that never get a CVE number - What it would cost the business, ranked into what to fix first Panop answers these inside your environment, for this CVE and every other finding. [Book a demo](https://panop.io/demo)