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CVE-2026-89077— MOVEit Transfer Identity validation flaw in SFTP authentication

Quick assessment

Affected
Progress MOVEit Transfer
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

MOVEit Transfer（SFTP 模块）中身份验证算法存在不正确的实现漏洞。 该漏洞影响以下版本的 MOVEit Transfer：2025.1.6 之前的所有版本，以及 2026.0.0 版本中早于 2026.0.4 的版本。

CVSS 7.5 · High EPSS 0.39% · P32

Possible ATT&CK Techniques 1 AI

T1110 · Brute Force

Affected Version Matrix 2

VendorProduct Version RangeStatus
Progress MOVEit Transfer < 2025.1.6 affected
2026.0.0< 2026.0.4 affected
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I. Basic Information for CVE-2026-89077

Vulnerability Information
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Vulnerability Title
MOVEit Transfer Identity validation flaw in SFTP authentication
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
认证算法的不正确实现
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Progress MOVEit Transfer 0 ~ 2025.1.6 -

II. Public POCs for CVE-2026-89077

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III. Intelligence Information for CVE-2026-89077

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Other References for CVE-2026-89077 (1)

Same Patch Batch · Progress · 2026-10-14 · 12 CVEs total

CVE-2026-89067 8.8 HIGH MOVEit Transfer Secure Messaging Authentication Bypass
CVE-2026-87093 8.8 HIGH MOVEit Transfer Service Directory Writable by Local Users Enables Local Privilege Escalati
CVE-2026-89068 8.1 HIGH MOVEit Transfer Authentication bypass in LDAP sign-on
CVE-2026-89069 8.0 HIGH MOVEit Transfer Stored XSS Vulnerability in Ad Hoc Packages
CVE-2026-89070 7.5 HIGH MOVEit Transfer OIDC Authentication Replay Vulnerability
CVE-2026-89073 7.5 HIGH MOVEit Transfer Access restriction bypass in OAuth authentication
CVE-2026-89074 7.5 HIGH MOVEit Transfer Email MFA Bypass
CVE-2026-89072 7.5 HIGH MOVEit Transfer Authorization Flaw in Certificate Management
CVE-2026-89071 7.5 HIGH MOVEit Transfer LDAP injection in certificate-based authentication
CVE-2026-89075 7.3 HIGH MOVEit Transfer Local Disclosure of Session Information Vulnerability
CVE-2026-89076 7.2 HIGH MOVEit Transfer SQL injection in custom reporting

IV. Related Vulnerabilities

Same product: MOVEit Transfer
Same vendor: Progress
Same weakness: CWE-303

V. Comments for CVE-2026-89077

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