CVE-2026-4823

LOW 2.5

Enter Software Iperius Backup NTLM2 information disclosure

CVSS Score

2.5

EPSS Score

0.0%

EPSS Percentile

1th

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.

CWE	CWE-200 CWE-284
Vendor	enter software
Product	iperius backup
Published	Mar 25, 2026
Last Updated	Mar 26, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Enter Software / Iperius Backup

8.7.0 8.7.1 8.7.2 8.7.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.353123 vuldb.com: https://vuldb.com/?ctiid.353123 vuldb.com: https://vuldb.com/?submit.774218 github.com: https://github.com/0truust/iperius-backup-security-advisories/blob/main/advisories/ntlm-relay-credential-exposure.md iperiusbackup.com: https://www.iperiusbackup.com/download-software-backup.aspx

Credits

🔍 0truust (VulDB User) VulDB