CVE-2026-89077

HIGH

Published Oct 14, 2026 Modified Oct 19, 2026 CWE-303

Description

Incorrect implementation of authentication algorithm vulnerability in Progress MOVEit Transfer (SFTP module). This issue affects MOVEit Transfer: before 2025.1.6 and from 2026.0.0 before 2026.0.4.

Is your site exposed to CVE-2026-89077?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0046

Probability of exploitation

0.41%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-303 CWE-303

Affected Products

Vendor	Product	Versions
progress	moveit_transfer	< 2025.1.6
progress	moveit_transfer	2026.0.0 — 2026.0.4

References

Advisories & Patches

https://community.progress.com/s/article/MOVEit-Transfer-Critical-Security-Bulletin---September-2026

Frequently Asked Questions

What is CVE-2026-89077? +

Incorrect implementation of authentication algorithm vulnerability in Progress MOVEit Transfer (SFTP module). This issue affects MOVEit Transfer: before 2025.1.6 and from 2026.0.0 before 2026.0.4. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-89077? +

CVE-2026-89077 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0046, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-89077? +

CVE-2026-89077 affects products from progress, specifically: moveit_transfer. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-89077? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2024-8314

An Incorrect Implementation of Authentication Algorithm and Exposure of Data Element to Wrong Ses-sion vulnerability in the session handling used …

CVE-2026-15688

Incorrect Implementation of Authentication Algorithm Vulnerability in Mitsubishi Electric GX Works3 and Motion Control Setting allows a local attacker to …

CVE-2025-61783

Python Social Auth is a social authentication/registration mechanism. In versions prior to 5.6.0, upon authentication, the user could be associated …

CVE-2026-10050

In Eclipse Jetty, the Digest authentication server-side component uses ISO-8859-1 to encode the password as bytes. This was done because …

CVE-2026-107279

The AsyncHttpClient (AHC) library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. In 3.0.12, a …

CVE-2025-48994

SignXML is an implementation of the W3C XML Signature standard in Python. When verifying signatures with X509 certificate validation turned …