CVE-2026-4823— Enter Software Iperius Backup NTLM2 information disclosure
Quick assessment
Affected
Enter Software Iperius Backup
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.
Iperius Backup是意大利Iperius Backup公司的一个备份工具。 Iperius Backup 8.7.3及之前版本存在访问控制错误漏洞，该漏洞源于NTLM2 Handler组件处理不当，可能导致信息泄露。
Possible ATT&CK Techniques 2 AI
T1213 · Data from Information Repositories T1005 · Data from Local System
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I. Basic Information for CVE-2026-4823
Vulnerability Information
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Vulnerability Title
Enter Software Iperius Backup NTLM2 information disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in Enter Software Iperius Backup up to 8.7.3. Affected by this vulnerability is an unknown functionality of the component NTLM2 Handler. Executing a manipulation can lead to information disclosure. The attack is restricted to local execution. Attacks of this nature are highly complex. The exploitation appears to be difficult. The exploit has been published and may be used. Upgrading to version 8.7.4 addresses this issue. Upgrading the affected component is advised. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Iperius Backup 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Iperius Backup是意大利Iperius Backup公司的一个备份工具。 Iperius Backup 8.7.3及之前版本存在访问控制错误漏洞，该漏洞源于NTLM2 Handler组件处理不当，可能导致信息泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Enter Software | Iperius Backup | 8.7.0 | - |
|
II. Public POCs for CVE-2026-4823
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-4823 (2)
Vendor Pages for CVE-2026-4823 (1)
Other References for CVE-2026-4823 (1)
Same Patch Batch · Enter Software · 2026-03-25 · 3 CVEs total
| CVE-2026-4822 | 7.0 HIGH | Enter Software Iperius Backup Backup Service temp file |
| CVE-2026-4824 | 7.0 HIGH | Enter Software Iperius Backup Backup Job Configuration File privileges management |
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V. Comments for CVE-2026-4823
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